23970440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1487}}^1$

素因数の和:1542

約数の個数: 64

約数和(自身を含む): 59996160

約数和(自身を除く): 36025720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1487, 1612, 2015, 2974, 3224, 4030, 5948, 7435, 8060, 11896, 14870, 16120, 19331, 29740, 38662, 46097, 59480, 77324, 92194, 96655, 154648, 184388, 193310, 230485, 368776, 386620, 460970, 599261, 773240, 921940, 1198522, 1843880, 2397044, 2996305, 4794088, 5992610, 11985220, 23970440]

約数ペア:

[(1, 23970440), (2, 11985220), (4, 5992610), (5, 4794088), (8, 2996305), (10, 2397044), (13, 1843880), (20, 1198522), (26, 921940), (31, 773240), (40, 599261), (52, 460970), (62, 386620), (65, 368776), (104, 230485), (124, 193310), (130, 184388), (155, 154648), (248, 96655), (260, 92194), (310, 77324), (403, 59480), (520, 46097), (620, 38662), (806, 29740), (1240, 19331), (1487, 16120), (1612, 14870), (2015, 11896), (2974, 8060), (3224, 7435), (4030, 5948)]