13263640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 33566400

約数和(自身を除く): 20302760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1109, 1196, 1495, 2218, 2392, 2990, 4436, 5545, 5980, 8872, 11090, 11960, 14417, 22180, 25507, 28834, 44360, 51014, 57668, 72085, 102028, 115336, 127535, 144170, 204056, 255070, 288340, 331591, 510140, 576680, 663182, 1020280, 1326364, 1657955, 2652728, 3315910, 6631820, 13263640]

約数ペア:

[(1, 13263640), (2, 6631820), (4, 3315910), (5, 2652728), (8, 1657955), (10, 1326364), (13, 1020280), (20, 663182), (23, 576680), (26, 510140), (40, 331591), (46, 288340), (52, 255070), (65, 204056), (92, 144170), (104, 127535), (115, 115336), (130, 102028), (184, 72085), (230, 57668), (260, 51014), (299, 44360), (460, 28834), (520, 25507), (598, 22180), (920, 14417), (1109, 11960), (1196, 11090), (1495, 8872), (2218, 5980), (2392, 5545), (2990, 4436)]