2019905790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1429}}^1$

素因数の和:1626

約数の個数: 128

約数和(自身を含む): 5693276160

約数和(自身を除く): 3673370370

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 53, 70, 105, 106, 127, 159, 210, 254, 265, 318, 371, 381, 530, 635, 742, 762, 795, 889, 1113, 1270, 1429, 1590, 1778, 1855, 1905, 2226, 2667, 2858, 3710, 3810, 4287, 4445, 5334, 5565, 6731, 7145, 8574, 8890, 10003, 11130, 13335, 13462, 14290, 20006, 20193, 21435, 26670, 30009, 33655, 40386, 42870, 47117, 50015, 60018, 67310, 75737, 94234, 100030, 100965, 141351, 150045, 151474, 181483, 201930, 227211, 235585, 282702, 300090, 362966, 378685, 454422, 471170, 530159, 544449, 706755, 757370, 907415, 1060318, 1088898, 1136055, 1270381, 1413510, 1590477, 1814830, 2272110, 2540762, 2650795, 2722245, 3180954, 3811143, 5301590, 5444490, 6351905, 7622286, 7952385, 9618599, 12703810, 15904770, 19055715, 19237198, 28855797, 38111430, 48092995, 57711594, 67330193, 96185990, 134660386, 144278985, 201990579, 288557970, 336650965, 403981158, 673301930, 1009952895, 2019905790]

約数ペア:

[(1, 2019905790), (2, 1009952895), (3, 673301930), (5, 403981158), (6, 336650965), (7, 288557970), (10, 201990579), (14, 144278985), (15, 134660386), (21, 96185990), (30, 67330193), (35, 57711594), (42, 48092995), (53, 38111430), (70, 28855797), (105, 19237198), (106, 19055715), (127, 15904770), (159, 12703810), (210, 9618599), (254, 7952385), (265, 7622286), (318, 6351905), (371, 5444490), (381, 5301590), (530, 3811143), (635, 3180954), (742, 2722245), (762, 2650795), (795, 2540762), (889, 2272110), (1113, 1814830), (1270, 1590477), (1429, 1413510), (1590, 1270381), (1778, 1136055), (1855, 1088898), (1905, 1060318), (2226, 907415), (2667, 757370), (2858, 706755), (3710, 544449), (3810, 530159), (4287, 471170), (4445, 454422), (5334, 378685), (5565, 362966), (6731, 300090), (7145, 282702), (8574, 235585), (8890, 227211), (10003, 201930), (11130, 181483), (13335, 151474), (13462, 150045), (14290, 141351), (20006, 100965), (20193, 100030), (21435, 94234), (26670, 75737), (30009, 67310), (33655, 60018), (40386, 50015), (42870, 47117)]