2490147490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{10771}}^1$

素因数の和:11218

約数の個数: 32

約数和(自身を含む): 4568189760

約数和(自身を除く): 2078042270

約数列:

[1, 2, 5, 10, 61, 122, 305, 379, 610, 758, 1895, 3790, 10771, 21542, 23119, 46238, 53855, 107710, 115595, 231190, 657031, 1314062, 3285155, 4082209, 6570310, 8164418, 20411045, 40822090, 249014749, 498029498, 1245073745, 2490147490]

約数ペア:

[(1, 2490147490), (2, 1245073745), (5, 498029498), (10, 249014749), (61, 40822090), (122, 20411045), (305, 8164418), (379, 6570310), (610, 4082209), (758, 3285155), (1895, 1314062), (3790, 657031), (10771, 231190), (21542, 115595), (23119, 107710), (46238, 53855)]