42042220

素因数分解:

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

素因数の和:199

約数の個数: 96

約数和(自身を含む): 101606400

約数和(自身を除く): 59564180

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, 4345, 4510, 4661, 4838, 6478, 6490, 8690, 9020, 9322, 9676, 12095, 12956, 12980, 16195, 17380, 18644, 23305, 24190, 26609, 32390, 35629, 46610, 48380, 51271, 53218, 64780, 71258, 93220, 102542, 106436, 133045, 142516, 178145, 191101, 205084, 256355, 266090, 356290, 382202, 512710, 532180, 712580, 764404, 955505, 1025420, 1911010, 2102111, 3822020, 4204222, 8408444, 10510555, 21021110, 42042220]

約数ペア:

[(1, 42042220), (2, 21021110), (4, 10510555), (5, 8408444), (10, 4204222), (11, 3822020), (20, 2102111), (22, 1911010), (41, 1025420), (44, 955505), (55, 764404), (59, 712580), (79, 532180), (82, 512710), (110, 382202), (118, 356290), (158, 266090), (164, 256355), (205, 205084), (220, 191101), (236, 178145), (295, 142516), (316, 133045), (395, 106436), (410, 102542), (451, 93220), (590, 71258), (649, 64780), (790, 53218), (820, 51271), (869, 48380), (902, 46610), (1180, 35629), (1298, 32390), (1580, 26609), (1738, 24190), (1804, 23305), (2255, 18644), (2419, 17380), (2596, 16195), (3239, 12980), (3245, 12956), (3476, 12095), (4345, 9676), (4510, 9322), (4661, 9020), (4838, 8690), (6478, 6490)]