11911640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22907}}^1$

素因数の和:22931

約数の個数: 32

約数和(自身を含む): 28864080

約数和(自身を除く): 16952440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 22907, 45814, 91628, 114535, 183256, 229070, 297791, 458140, 595582, 916280, 1191164, 1488955, 2382328, 2977910, 5955820, 11911640]

約数ペア:

[(1, 11911640), (2, 5955820), (4, 2977910), (5, 2382328), (8, 1488955), (10, 1191164), (13, 916280), (20, 595582), (26, 458140), (40, 297791), (52, 229070), (65, 183256), (104, 114535), (130, 91628), (260, 45814), (520, 22907)]