40578320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29837}}^1$

素因数の和:29867

約数の個数: 40

約数和(自身を含む): 99897624

約数和(自身を除く): 59319304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 29837, 59674, 119348, 149185, 238696, 298370, 477392, 507229, 596740, 1014458, 1193480, 2028916, 2386960, 2536145, 4057832, 5072290, 8115664, 10144580, 20289160, 40578320]

約数ペア:

[(1, 40578320), (2, 20289160), (4, 10144580), (5, 8115664), (8, 5072290), (10, 4057832), (16, 2536145), (17, 2386960), (20, 2028916), (34, 1193480), (40, 1014458), (68, 596740), (80, 507229), (85, 477392), (136, 298370), (170, 238696), (272, 149185), (340, 119348), (680, 59674), (1360, 29837)]