2105168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1$

素因数の和:399

約数の個数: 40

約数和(自身を含む): 4557000

約数和(自身を除く): 2451832

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 349, 377, 464, 698, 754, 1396, 1508, 2792, 3016, 4537, 5584, 6032, 9074, 10121, 18148, 20242, 36296, 40484, 72592, 80968, 131573, 161936, 263146, 526292, 1052584, 2105168]

約数ペア:

[(1, 2105168), (2, 1052584), (4, 526292), (8, 263146), (13, 161936), (16, 131573), (26, 80968), (29, 72592), (52, 40484), (58, 36296), (104, 20242), (116, 18148), (208, 10121), (232, 9074), (349, 6032), (377, 5584), (464, 4537), (698, 3016), (754, 2792), (1396, 1508)]