131962020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{30977}}^1$

素因数の和:31060

約数の個数: 48

約数和(自身を含む): 374709888

約数和(自身を除く): 242747868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 30977, 61954, 92931, 123908, 154885, 185862, 309770, 371724, 464655, 619540, 929310, 1858620, 2199367, 4398734, 6598101, 8797468, 10996835, 13196202, 21993670, 26392404, 32990505, 43987340, 65981010, 131962020]

約数ペア:

[(1, 131962020), (2, 65981010), (3, 43987340), (4, 32990505), (5, 26392404), (6, 21993670), (10, 13196202), (12, 10996835), (15, 8797468), (20, 6598101), (30, 4398734), (60, 2199367), (71, 1858620), (142, 929310), (213, 619540), (284, 464655), (355, 371724), (426, 309770), (710, 185862), (852, 154885), (1065, 123908), (1420, 92931), (2130, 61954), (4260, 30977)]