2607280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 6874560

約数和(自身を除く): 4267280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 109, 115, 130, 184, 208, 218, 230, 260, 299, 368, 436, 460, 520, 545, 598, 872, 920, 1040, 1090, 1196, 1417, 1495, 1744, 1840, 2180, 2392, 2507, 2834, 2990, 4360, 4784, 5014, 5668, 5980, 7085, 8720, 10028, 11336, 11960, 12535, 14170, 20056, 22672, 23920, 25070, 28340, 32591, 40112, 50140, 56680, 65182, 100280, 113360, 130364, 162955, 200560, 260728, 325910, 521456, 651820, 1303640, 2607280]

約数ペア:

[(1, 2607280), (2, 1303640), (4, 651820), (5, 521456), (8, 325910), (10, 260728), (13, 200560), (16, 162955), (20, 130364), (23, 113360), (26, 100280), (40, 65182), (46, 56680), (52, 50140), (65, 40112), (80, 32591), (92, 28340), (104, 25070), (109, 23920), (115, 22672), (130, 20056), (184, 14170), (208, 12535), (218, 11960), (230, 11336), (260, 10028), (299, 8720), (368, 7085), (436, 5980), (460, 5668), (520, 5014), (545, 4784), (598, 4360), (872, 2990), (920, 2834), (1040, 2507), (1090, 2392), (1196, 2180), (1417, 1840), (1495, 1744)]