470848040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{905477}}^1$

素因数の和:905501

約数の個数: 32

約数和(自身を含む): 1140902280

約数和(自身を除く): 670054240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 905477, 1810954, 3621908, 4527385, 7243816, 9054770, 11771201, 18109540, 23542402, 36219080, 47084804, 58856005, 94169608, 117712010, 235424020, 470848040]

約数ペア:

[(1, 470848040), (2, 235424020), (4, 117712010), (5, 94169608), (8, 58856005), (10, 47084804), (13, 36219080), (20, 23542402), (26, 18109540), (40, 11771201), (52, 9054770), (65, 7243816), (104, 4527385), (130, 3621908), (260, 1810954), (520, 905477)]