40197720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{733}}^1$

素因数の和:1204

約数の個数: 64

約数和(自身を含む): 121021920

約数和(自身を除く): 80824200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 457, 733, 914, 1371, 1466, 1828, 2199, 2285, 2742, 2932, 3656, 3665, 4398, 4570, 5484, 5864, 6855, 7330, 8796, 9140, 10968, 10995, 13710, 14660, 17592, 18280, 21990, 27420, 29320, 43980, 54840, 87960, 334981, 669962, 1004943, 1339924, 1674905, 2009886, 2679848, 3349810, 4019772, 5024715, 6699620, 8039544, 10049430, 13399240, 20098860, 40197720]

約数ペア:

[(1, 40197720), (2, 20098860), (3, 13399240), (4, 10049430), (5, 8039544), (6, 6699620), (8, 5024715), (10, 4019772), (12, 3349810), (15, 2679848), (20, 2009886), (24, 1674905), (30, 1339924), (40, 1004943), (60, 669962), (120, 334981), (457, 87960), (733, 54840), (914, 43980), (1371, 29320), (1466, 27420), (1828, 21990), (2199, 18280), (2285, 17592), (2742, 14660), (2932, 13710), (3656, 10995), (3665, 10968), (4398, 9140), (4570, 8796), (5484, 7330), (5864, 6855)]