1303640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 3326400

約数和(自身を除く): 2022760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 109, 115, 130, 184, 218, 230, 260, 299, 436, 460, 520, 545, 598, 872, 920, 1090, 1196, 1417, 1495, 2180, 2392, 2507, 2834, 2990, 4360, 5014, 5668, 5980, 7085, 10028, 11336, 11960, 12535, 14170, 20056, 25070, 28340, 32591, 50140, 56680, 65182, 100280, 130364, 162955, 260728, 325910, 651820, 1303640]

約数ペア:

[(1, 1303640), (2, 651820), (4, 325910), (5, 260728), (8, 162955), (10, 130364), (13, 100280), (20, 65182), (23, 56680), (26, 50140), (40, 32591), (46, 28340), (52, 25070), (65, 20056), (92, 14170), (104, 12535), (109, 11960), (115, 11336), (130, 10028), (184, 7085), (218, 5980), (230, 5668), (260, 5014), (299, 4360), (436, 2990), (460, 2834), (520, 2507), (545, 2392), (598, 2180), (872, 1495), (920, 1417), (1090, 1196)]