2480490980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 5996471040

約数和(自身を除く): 3515980060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 59, 79, 82, 110, 118, 158, 164, 205, 220, 236, 295, 316, 395, 410, 451, 590, 649, 790, 820, 869, 902, 1180, 1298, 1580, 1738, 1804, 2255, 2419, 2596, 3239, 3245, 3476, 3481, 4345, 4510, 4661, 4838, 6478, 6490, 6962, 8690, 9020, 9322, 9676, 12095, 12956, 12980, 13924, 16195, 17380, 17405, 18644, 23305, 24190, 26609, 32390, 34810, 35629, 38291, 46610, 48380, 51271, 53218, 64780, 69620, 71258, 76582, 93220, 102542, 106436, 133045, 142516, 142721, 153164, 178145, 191101, 191455, 205084, 256355, 266090, 274999, 285442, 356290, 382202, 382910, 512710, 532180, 549998, 570884, 712580, 713605, 764404, 765820, 955505, 1025420, 1099996, 1374995, 1427210, 1569931, 1911010, 2102111, 2749990, 2854420, 3024989, 3139862, 3822020, 4204222, 5499980, 6049978, 6279724, 7849655, 8408444, 10510555, 11274959, 12099956, 15124945, 15699310, 21021110, 22549918, 30249890, 31398620, 42042220, 45099836, 56374795, 60499780, 112749590, 124024549, 225499180, 248049098, 496098196, 620122745, 1240245490, 2480490980]

約数ペア:

[(1, 2480490980), (2, 1240245490), (4, 620122745), (5, 496098196), (10, 248049098), (11, 225499180), (20, 124024549), (22, 112749590), (41, 60499780), (44, 56374795), (55, 45099836), (59, 42042220), (79, 31398620), (82, 30249890), (110, 22549918), (118, 21021110), (158, 15699310), (164, 15124945), (205, 12099956), (220, 11274959), (236, 10510555), (295, 8408444), (316, 7849655), (395, 6279724), (410, 6049978), (451, 5499980), (590, 4204222), (649, 3822020), (790, 3139862), (820, 3024989), (869, 2854420), (902, 2749990), (1180, 2102111), (1298, 1911010), (1580, 1569931), (1738, 1427210), (1804, 1374995), (2255, 1099996), (2419, 1025420), (2596, 955505), (3239, 765820), (3245, 764404), (3476, 713605), (3481, 712580), (4345, 570884), (4510, 549998), (4661, 532180), (4838, 512710), (6478, 382910), (6490, 382202), (6962, 356290), (8690, 285442), (9020, 274999), (9322, 266090), (9676, 256355), (12095, 205084), (12956, 191455), (12980, 191101), (13924, 178145), (16195, 153164), (17380, 142721), (17405, 142516), (18644, 133045), (23305, 106436), (24190, 102542), (26609, 93220), (32390, 76582), (34810, 71258), (35629, 69620), (38291, 64780), (46610, 53218), (48380, 51271)]