1979380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 4685184

約数和(自身を除く): 2705804

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 331, 460, 598, 662, 1196, 1324, 1495, 1655, 2990, 3310, 4303, 5980, 6620, 7613, 8606, 15226, 17212, 21515, 30452, 38065, 43030, 76130, 86060, 98969, 152260, 197938, 395876, 494845, 989690, 1979380]

約数ペア:

[(1, 1979380), (2, 989690), (4, 494845), (5, 395876), (10, 197938), (13, 152260), (20, 98969), (23, 86060), (26, 76130), (46, 43030), (52, 38065), (65, 30452), (92, 21515), (115, 17212), (130, 15226), (230, 8606), (260, 7613), (299, 6620), (331, 5980), (460, 4303), (598, 3310), (662, 2990), (1196, 1655), (1324, 1495)]