39136340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 47350060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 149, 230, 298, 460, 571, 596, 745, 1142, 1490, 2284, 2855, 2980, 3427, 5710, 6854, 11420, 13133, 13708, 17135, 26266, 34270, 52532, 65665, 68540, 85079, 131330, 170158, 262660, 340316, 425395, 850790, 1701580, 1956817, 3913634, 7827268, 9784085, 19568170, 39136340]

約数ペア:

[(1, 39136340), (2, 19568170), (4, 9784085), (5, 7827268), (10, 3913634), (20, 1956817), (23, 1701580), (46, 850790), (92, 425395), (115, 340316), (149, 262660), (230, 170158), (298, 131330), (460, 85079), (571, 68540), (596, 65665), (745, 52532), (1142, 34270), (1490, 26266), (2284, 17135), (2855, 13708), (2980, 13133), (3427, 11420), (5710, 6854)]