9805120

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2387

約数の個数: 56

約数和(自身を含む): 25155144

約数和(自身を除く): 15350024

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 2357, 4160, 4714, 9428, 11785, 18856, 23570, 30641, 37712, 47140, 61282, 75424, 94280, 122564, 150848, 153205, 188560, 245128, 306410, 377120, 490256, 612820, 754240, 980512, 1225640, 1961024, 2451280, 4902560, 9805120]

約数ペア:

[(1, 9805120), (2, 4902560), (4, 2451280), (5, 1961024), (8, 1225640), (10, 980512), (13, 754240), (16, 612820), (20, 490256), (26, 377120), (32, 306410), (40, 245128), (52, 188560), (64, 153205), (65, 150848), (80, 122564), (104, 94280), (130, 75424), (160, 61282), (208, 47140), (260, 37712), (320, 30641), (416, 23570), (520, 18856), (832, 11785), (1040, 9428), (2080, 4714), (2357, 4160)]