40666356

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^2\times {\mathrm{181}}^1$

素因数の和:349

約数の個数: 54

約数和(自身を含む): 104688402

約数和(自身を除く): 64022046

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 158, 181, 237, 316, 362, 474, 543, 711, 724, 948, 1086, 1422, 1629, 2172, 2844, 3258, 6241, 6516, 12482, 14299, 18723, 24964, 28598, 37446, 42897, 56169, 57196, 74892, 85794, 112338, 128691, 171588, 224676, 257382, 514764, 1129621, 2259242, 3388863, 4518484, 6777726, 10166589, 13555452, 20333178, 40666356]

約数ペア:

[(1, 40666356), (2, 20333178), (3, 13555452), (4, 10166589), (6, 6777726), (9, 4518484), (12, 3388863), (18, 2259242), (36, 1129621), (79, 514764), (158, 257382), (181, 224676), (237, 171588), (316, 128691), (362, 112338), (474, 85794), (543, 74892), (711, 57196), (724, 56169), (948, 42897), (1086, 37446), (1422, 28598), (1629, 24964), (2172, 18723), (2844, 14299), (3258, 12482), (6241, 6516)]