1660619840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27751}}^1$

素因数の和:27796

約数の個数: 112

約数和(自身を含む): 4567757184

約数和(自身を除く): 2907137344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 136, 160, 170, 176, 187, 220, 272, 320, 340, 352, 374, 440, 544, 680, 704, 748, 880, 935, 1088, 1360, 1496, 1760, 1870, 2720, 2992, 3520, 3740, 5440, 5984, 7480, 11968, 14960, 27751, 29920, 55502, 59840, 111004, 138755, 222008, 277510, 305261, 444016, 471767, 555020, 610522, 888032, 943534, 1110040, 1221044, 1526305, 1776064, 1887068, 2220080, 2358835, 2442088, 3052610, 3774136, 4440160, 4717670, 4884176, 5189437, 6105220, 7548272, 8880320, 9435340, 9768352, 10378874, 12210440, 15096544, 18870680, 19536704, 20757748, 24420880, 25947185, 30193088, 37741360, 41515496, 48841760, 51894370, 75482720, 83030992, 97683520, 103788740, 150965440, 166061984, 207577480, 332123968, 415154960, 830309920, 1660619840]

約数ペア:

[(1, 1660619840), (2, 830309920), (4, 415154960), (5, 332123968), (8, 207577480), (10, 166061984), (11, 150965440), (16, 103788740), (17, 97683520), (20, 83030992), (22, 75482720), (32, 51894370), (34, 48841760), (40, 41515496), (44, 37741360), (55, 30193088), (64, 25947185), (68, 24420880), (80, 20757748), (85, 19536704), (88, 18870680), (110, 15096544), (136, 12210440), (160, 10378874), (170, 9768352), (176, 9435340), (187, 8880320), (220, 7548272), (272, 6105220), (320, 5189437), (340, 4884176), (352, 4717670), (374, 4440160), (440, 3774136), (544, 3052610), (680, 2442088), (704, 2358835), (748, 2220080), (880, 1887068), (935, 1776064), (1088, 1526305), (1360, 1221044), (1496, 1110040), (1760, 943534), (1870, 888032), (2720, 610522), (2992, 555020), (3520, 471767), (3740, 444016), (5440, 305261), (5984, 277510), (7480, 222008), (11968, 138755), (14960, 111004), (27751, 59840), (29920, 55502)]