172960360

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{59233}}^1$

素因数の和:59317

約数の個数: 32

約数和(自身を含む): 394498440

約数和(自身を除く): 221538080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 59233, 118466, 236932, 296165, 473864, 592330, 1184660, 2369320, 4324009, 8648018, 17296036, 21620045, 34592072, 43240090, 86480180, 172960360]

約数ペア:

[(1, 172960360), (2, 86480180), (4, 43240090), (5, 34592072), (8, 21620045), (10, 17296036), (20, 8648018), (40, 4324009), (73, 2369320), (146, 1184660), (292, 592330), (365, 473864), (584, 296165), (730, 236932), (1460, 118466), (2920, 59233)]