838863610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{3571}}^1$

素因数の和:3743

約数の個数: 48

約数和(自身を含む): 1647263520

約数和(自身を除く): 808399910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 169, 278, 338, 695, 845, 1390, 1690, 1807, 3571, 3614, 7142, 9035, 17855, 18070, 23491, 35710, 46423, 46982, 92846, 117455, 232115, 234910, 464230, 496369, 603499, 992738, 1206998, 2481845, 3017495, 4963690, 6034990, 6452797, 12905594, 32263985, 64527970, 83886361, 167772722, 419431805, 838863610]

約数ペア:

[(1, 838863610), (2, 419431805), (5, 167772722), (10, 83886361), (13, 64527970), (26, 32263985), (65, 12905594), (130, 6452797), (139, 6034990), (169, 4963690), (278, 3017495), (338, 2481845), (695, 1206998), (845, 992738), (1390, 603499), (1690, 496369), (1807, 464230), (3571, 234910), (3614, 232115), (7142, 117455), (9035, 92846), (17855, 46982), (18070, 46423), (23491, 35710)]