42011420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 104509440

約数和(自身を除く): 62498020

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 47, 55, 68, 85, 94, 110, 170, 187, 188, 220, 235, 239, 340, 374, 470, 478, 517, 748, 799, 935, 940, 956, 1034, 1195, 1598, 1870, 2068, 2390, 2585, 2629, 3196, 3740, 3995, 4063, 4780, 5170, 5258, 7990, 8126, 8789, 10340, 10516, 11233, 13145, 15980, 16252, 17578, 20315, 22466, 26290, 35156, 40630, 43945, 44693, 44932, 52580, 56165, 81260, 87890, 89386, 112330, 123563, 175780, 178772, 190961, 223465, 224660, 247126, 381922, 446930, 494252, 617815, 763844, 893860, 954805, 1235630, 1909610, 2100571, 2471260, 3819220, 4201142, 8402284, 10502855, 21005710, 42011420]

約数ペア:

[(1, 42011420), (2, 21005710), (4, 10502855), (5, 8402284), (10, 4201142), (11, 3819220), (17, 2471260), (20, 2100571), (22, 1909610), (34, 1235630), (44, 954805), (47, 893860), (55, 763844), (68, 617815), (85, 494252), (94, 446930), (110, 381922), (170, 247126), (187, 224660), (188, 223465), (220, 190961), (235, 178772), (239, 175780), (340, 123563), (374, 112330), (470, 89386), (478, 87890), (517, 81260), (748, 56165), (799, 52580), (935, 44932), (940, 44693), (956, 43945), (1034, 40630), (1195, 35156), (1598, 26290), (1870, 22466), (2068, 20315), (2390, 17578), (2585, 16252), (2629, 15980), (3196, 13145), (3740, 11233), (3995, 10516), (4063, 10340), (4780, 8789), (5170, 8126), (5258, 7990)]