20700480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21563}}^1$

素因数の和:21583

約数の個数: 56

約数和(自身を含む): 65727072

約数和(自身を除く): 45026592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21563, 43126, 64689, 86252, 107815, 129378, 172504, 215630, 258756, 323445, 345008, 431260, 517512, 646890, 690016, 862520, 1035024, 1293780, 1380032, 1725040, 2070048, 2587560, 3450080, 4140096, 5175120, 6900160, 10350240, 20700480]

約数ペア:

[(1, 20700480), (2, 10350240), (3, 6900160), (4, 5175120), (5, 4140096), (6, 3450080), (8, 2587560), (10, 2070048), (12, 1725040), (15, 1380032), (16, 1293780), (20, 1035024), (24, 862520), (30, 690016), (32, 646890), (40, 517512), (48, 431260), (60, 345008), (64, 323445), (80, 258756), (96, 215630), (120, 172504), (160, 129378), (192, 107815), (240, 86252), (320, 64689), (480, 43126), (960, 21563)]