17963920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 46996992

約数和(自身を除く): 29033072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 751, 920, 1040, 1196, 1495, 1502, 1840, 2392, 2990, 3004, 3755, 4784, 5980, 6008, 7510, 9763, 11960, 12016, 15020, 17273, 19526, 23920, 30040, 34546, 39052, 48815, 60080, 69092, 78104, 86365, 97630, 138184, 156208, 172730, 195260, 224549, 276368, 345460, 390520, 449098, 690920, 781040, 898196, 1122745, 1381840, 1796392, 2245490, 3592784, 4490980, 8981960, 17963920]

約数ペア:

[(1, 17963920), (2, 8981960), (4, 4490980), (5, 3592784), (8, 2245490), (10, 1796392), (13, 1381840), (16, 1122745), (20, 898196), (23, 781040), (26, 690920), (40, 449098), (46, 390520), (52, 345460), (65, 276368), (80, 224549), (92, 195260), (104, 172730), (115, 156208), (130, 138184), (184, 97630), (208, 86365), (230, 78104), (260, 69092), (299, 60080), (368, 48815), (460, 39052), (520, 34546), (598, 30040), (751, 23920), (920, 19526), (1040, 17273), (1196, 15020), (1495, 12016), (1502, 11960), (1840, 9763), (2392, 7510), (2990, 6008), (3004, 5980), (3755, 4784)]