40481294

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 71616960

約数和(自身を除く): 31135666

約数列:

[1, 2, 7, 14, 53, 89, 106, 178, 371, 613, 623, 742, 1226, 1246, 4291, 4717, 8582, 9434, 32489, 33019, 54557, 64978, 66038, 109114, 227423, 381899, 454846, 763798, 2891521, 5783042, 20240647, 40481294]

約数ペア:

[(1, 40481294), (2, 20240647), (7, 5783042), (14, 2891521), (53, 763798), (89, 454846), (106, 381899), (178, 227423), (371, 109114), (613, 66038), (623, 64978), (742, 54557), (1226, 33019), (1246, 32489), (4291, 9434), (4717, 8582)]