40913968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{349}}^1\times {\mathrm{431}}^1$

素因数の和:805

約数の個数: 40

約数和(自身を含む): 84369600

約数和(自身を除く): 43455632

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 349, 431, 698, 862, 1396, 1724, 2792, 3448, 5584, 5933, 6896, 7327, 11866, 14654, 23732, 29308, 47464, 58616, 94928, 117232, 150419, 300838, 601676, 1203352, 2406704, 2557123, 5114246, 10228492, 20456984, 40913968]

約数ペア:

[(1, 40913968), (2, 20456984), (4, 10228492), (8, 5114246), (16, 2557123), (17, 2406704), (34, 1203352), (68, 601676), (136, 300838), (272, 150419), (349, 117232), (431, 94928), (698, 58616), (862, 47464), (1396, 29308), (1724, 23732), (2792, 14654), (3448, 11866), (5584, 7327), (5933, 6896)]