39820820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6659}}^1$

素因数の和:6704

約数の個数: 48

約数和(自身を含む): 93985920

約数和(自身を除く): 54165100

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 6659, 13318, 26636, 33295, 66590, 86567, 133180, 153157, 173134, 306314, 346268, 432835, 612628, 765785, 865670, 1531570, 1731340, 1991041, 3063140, 3982082, 7964164, 9955205, 19910410, 39820820]

約数ペア:

[(1, 39820820), (2, 19910410), (4, 9955205), (5, 7964164), (10, 3982082), (13, 3063140), (20, 1991041), (23, 1731340), (26, 1531570), (46, 865670), (52, 765785), (65, 612628), (92, 432835), (115, 346268), (130, 306314), (230, 173134), (260, 153157), (299, 133180), (460, 86567), (598, 66590), (1196, 33295), (1495, 26636), (2990, 13318), (5980, 6659)]