20179968210

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1311239}}^1$

素因数の和:1311277

約数の個数: 80

約数和(自身を含む): 57117614400

約数和(自身を除く): 36937646190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 81, 90, 95, 114, 135, 162, 171, 190, 270, 285, 342, 405, 513, 570, 810, 855, 1026, 1539, 1710, 2565, 3078, 5130, 7695, 15390, 1311239, 2622478, 3933717, 6556195, 7867434, 11801151, 13112390, 19668585, 23602302, 24913541, 35403453, 39337170, 49827082, 59005755, 70806906, 74740623, 106210359, 118011510, 124567705, 149481246, 177017265, 212420718, 224221869, 249135410, 354034530, 373703115, 448443738, 531051795, 672665607, 747406230, 1062103590, 1121109345, 1345331214, 2017996821, 2242218690, 3363328035, 4035993642, 6726656070, 10089984105, 20179968210]

約数ペア:

[(1, 20179968210), (2, 10089984105), (3, 6726656070), (5, 4035993642), (6, 3363328035), (9, 2242218690), (10, 2017996821), (15, 1345331214), (18, 1121109345), (19, 1062103590), (27, 747406230), (30, 672665607), (38, 531051795), (45, 448443738), (54, 373703115), (57, 354034530), (81, 249135410), (90, 224221869), (95, 212420718), (114, 177017265), (135, 149481246), (162, 124567705), (171, 118011510), (190, 106210359), (270, 74740623), (285, 70806906), (342, 59005755), (405, 49827082), (513, 39337170), (570, 35403453), (810, 24913541), (855, 23602302), (1026, 19668585), (1539, 13112390), (1710, 11801151), (2565, 7867434), (3078, 6556195), (5130, 3933717), (7695, 2622478), (15390, 1311239)]