74318380

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 159999840

約数和(自身を除く): 85681460

約数列:

[1, 2, 4, 5, 10, 20, 73, 109, 146, 218, 292, 365, 436, 467, 545, 730, 934, 1090, 1460, 1868, 2180, 2335, 4670, 7957, 9340, 15914, 31828, 34091, 39785, 50903, 68182, 79570, 101806, 136364, 159140, 170455, 203612, 254515, 340910, 509030, 681820, 1018060, 3715919, 7431838, 14863676, 18579595, 37159190, 74318380]

約数ペア:

[(1, 74318380), (2, 37159190), (4, 18579595), (5, 14863676), (10, 7431838), (20, 3715919), (73, 1018060), (109, 681820), (146, 509030), (218, 340910), (292, 254515), (365, 203612), (436, 170455), (467, 159140), (545, 136364), (730, 101806), (934, 79570), (1090, 68182), (1460, 50903), (1868, 39785), (2180, 34091), (2335, 31828), (4670, 15914), (7957, 9340)]