40591120

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5701}}^1$

素因数の和:5803

約数の個数: 40

約数和(自身を含む): 95451480

約数和(自身を除く): 54860360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 5701, 7120, 11402, 22804, 28505, 45608, 57010, 91216, 114020, 228040, 456080, 507389, 1014778, 2029556, 2536945, 4059112, 5073890, 8118224, 10147780, 20295560, 40591120]

約数ペア:

[(1, 40591120), (2, 20295560), (4, 10147780), (5, 8118224), (8, 5073890), (10, 4059112), (16, 2536945), (20, 2029556), (40, 1014778), (80, 507389), (89, 456080), (178, 228040), (356, 114020), (445, 91216), (712, 57010), (890, 45608), (1424, 28505), (1780, 22804), (3560, 11402), (5701, 7120)]