2611380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 7426944

約数和(自身を除く): 4815564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 613, 710, 852, 1065, 1226, 1420, 1839, 2130, 2452, 3065, 3678, 4260, 6130, 7356, 9195, 12260, 18390, 36780, 43523, 87046, 130569, 174092, 217615, 261138, 435230, 522276, 652845, 870460, 1305690, 2611380]

約数ペア:

[(1, 2611380), (2, 1305690), (3, 870460), (4, 652845), (5, 522276), (6, 435230), (10, 261138), (12, 217615), (15, 174092), (20, 130569), (30, 87046), (60, 43523), (71, 36780), (142, 18390), (213, 12260), (284, 9195), (355, 7356), (426, 6130), (613, 4260), (710, 3678), (852, 3065), (1065, 2452), (1226, 2130), (1420, 1839)]