20432360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39293}}^1$

素因数の和:39317

約数の個数: 32

約数和(自身を含む): 49510440

約数和(自身を除く): 29078080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 39293, 78586, 157172, 196465, 314344, 392930, 510809, 785860, 1021618, 1571720, 2043236, 2554045, 4086472, 5108090, 10216180, 20432360]

約数ペア:

[(1, 20432360), (2, 10216180), (4, 5108090), (5, 4086472), (8, 2554045), (10, 2043236), (13, 1571720), (20, 1021618), (26, 785860), (40, 510809), (52, 392930), (65, 314344), (104, 196465), (130, 157172), (260, 78586), (520, 39293)]