21859680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45541}}^1$

素因数の和:45559

約数の個数: 48

約数和(自身を含む): 68859504

約数和(自身を除く): 46999824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 45541, 91082, 136623, 182164, 227705, 273246, 364328, 455410, 546492, 683115, 728656, 910820, 1092984, 1366230, 1457312, 1821640, 2185968, 2732460, 3643280, 4371936, 5464920, 7286560, 10929840, 21859680]

約数ペア:

[(1, 21859680), (2, 10929840), (3, 7286560), (4, 5464920), (5, 4371936), (6, 3643280), (8, 2732460), (10, 2185968), (12, 1821640), (15, 1457312), (16, 1366230), (20, 1092984), (24, 910820), (30, 728656), (32, 683115), (40, 546492), (48, 455410), (60, 364328), (80, 273246), (96, 227705), (120, 182164), (160, 136623), (240, 91082), (480, 45541)]