8981960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:798

約数の個数: 64

約数和(自身を含む): 22740480

約数和(自身を除く): 13758520

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, 751, 920, 1196, 1495, 1502, 2392, 2990, 3004, 3755, 5980, 6008, 7510, 9763, 11960, 15020, 17273, 19526, 30040, 34546, 39052, 48815, 69092, 78104, 86365, 97630, 138184, 172730, 195260, 224549, 345460, 390520, 449098, 690920, 898196, 1122745, 1796392, 2245490, 4490980, 8981960]

約数ペア:

[(1, 8981960), (2, 4490980), (4, 2245490), (5, 1796392), (8, 1122745), (10, 898196), (13, 690920), (20, 449098), (23, 390520), (26, 345460), (40, 224549), (46, 195260), (52, 172730), (65, 138184), (92, 97630), (104, 86365), (115, 78104), (130, 69092), (184, 48815), (230, 39052), (260, 34546), (299, 30040), (460, 19526), (520, 17273), (598, 15020), (751, 11960), (920, 9763), (1196, 7510), (1495, 6008), (1502, 5980), (2392, 3755), (2990, 3004)]