2645441.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 116121600

約数和(自身を除く): 71941640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 41, 44, 55, 62, 79, 82, 88, 110, 124, 155, 158, 164, 205, 220, 248, 310, 316, 328, 341, 395, 410, 440, 451, 620, 632, 682, 790, 820, 869, 902, 1240, 1271, 1364, 1580, 1640, 1705, 1738, 1804, 2255, 2449, 2542, 2728, 3160, 3239, 3410, 3476, 3608, 4345, 4510, 4898, 5084, 6355, 6478, 6820, 6952, 8690, 9020, 9796, 10168, 12245, 12710, 12956, 13640, 13981, 16195, 17380, 18040, 19592, 24490, 25420, 25912, 26939, 27962, 32390, 34760, 35629, 48980, 50840, 53878, 55924, 64780, 69905, 71258, 97960, 100409, 107756, 111848, 129560, 134695, 139810, 142516, 178145, 200818, 215512, 269390, 279620, 285032, 356290, 401636, 502045, 538780, 559240, 712580, 803272, 1004090, 1077560, 1104499, 1425160, 2008180, 2208998, 4016360, 4417996, 5522495, 8835992, 11044990, 22089980, 44179960]

約数ペア:

[(1, 44179960), (2, 22089980), (4, 11044990), (5, 8835992), (8, 5522495), (10, 4417996), (11, 4016360), (20, 2208998), (22, 2008180), (31, 1425160), (40, 1104499), (41, 1077560), (44, 1004090), (55, 803272), (62, 712580), (79, 559240), (82, 538780), (88, 502045), (110, 401636), (124, 356290), (155, 285032), (158, 279620), (164, 269390), (205, 215512), (220, 200818), (248, 178145), (310, 142516), (316, 139810), (328, 134695), (341, 129560), (395, 111848), (410, 107756), (440, 100409), (451, 97960), (620, 71258), (632, 69905), (682, 64780), (790, 55924), (820, 53878), (869, 50840), (902, 48980), (1240, 35629), (1271, 34760), (1364, 32390), (1580, 27962), (1640, 26939), (1705, 25912), (1738, 25420), (1804, 24490), (2255, 19592), (2449, 18040), (2542, 17380), (2728, 16195), (3160, 13981), (3239, 13640), (3410, 12956), (3476, 12710), (3608, 12245), (4345, 10168), (4510, 9796), (4898, 9020), (5084, 8690), (6355, 6952), (6478, 6820)]