4411940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 10160640

約数和(自身を除く): 5748700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 239, 260, 284, 355, 478, 710, 923, 956, 1195, 1420, 1846, 2390, 3107, 3692, 4615, 4780, 6214, 9230, 12428, 15535, 16969, 18460, 31070, 33938, 62140, 67876, 84845, 169690, 220597, 339380, 441194, 882388, 1102985, 2205970, 4411940]

約数ペア:

[(1, 4411940), (2, 2205970), (4, 1102985), (5, 882388), (10, 441194), (13, 339380), (20, 220597), (26, 169690), (52, 84845), (65, 67876), (71, 62140), (130, 33938), (142, 31070), (239, 18460), (260, 16969), (284, 15535), (355, 12428), (478, 9230), (710, 6214), (923, 4780), (956, 4615), (1195, 3692), (1420, 3107), (1846, 2390)]