2015788040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{74219}}^1$

素因数の和:74334

約数の個数: 64

約数和(自身を含む): 5236963200

約数和(自身を除く): 3221175160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2716, 3395, 3880, 5432, 6790, 13580, 27160, 74219, 148438, 296876, 371095, 519533, 593752, 742190, 1039066, 1484380, 2078132, 2597665, 2968760, 4156264, 5195330, 7199243, 10390660, 14398486, 20781320, 28796972, 35996215, 50394701, 57593944, 71992430, 100789402, 143984860, 201578804, 251973505, 287969720, 403157608, 503947010, 1007894020, 2015788040]

約数ペア:

[(1, 2015788040), (2, 1007894020), (4, 503947010), (5, 403157608), (7, 287969720), (8, 251973505), (10, 201578804), (14, 143984860), (20, 100789402), (28, 71992430), (35, 57593944), (40, 50394701), (56, 35996215), (70, 28796972), (97, 20781320), (140, 14398486), (194, 10390660), (280, 7199243), (388, 5195330), (485, 4156264), (679, 2968760), (776, 2597665), (970, 2078132), (1358, 1484380), (1940, 1039066), (2716, 742190), (3395, 593752), (3880, 519533), (5432, 371095), (6790, 296876), (13580, 148438), (27160, 74219)]