20100794160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{438499}}^1$

素因数の和:438706

約数の個数: 80

約数和(自身を含む): 62638848000

約数和(自身を除く): 42538053840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3056, 3820, 4584, 5730, 7640, 9168, 11460, 15280, 22920, 45840, 438499, 876998, 1315497, 1753996, 2192495, 2630994, 3507992, 4384990, 5261988, 6577485, 7015984, 8769980, 10523976, 13154970, 17539960, 21047952, 26309940, 35079920, 52619880, 83753309, 105239760, 167506618, 251259927, 335013236, 418766545, 502519854, 670026472, 837533090, 1005039708, 1256299635, 1340052944, 1675066180, 2010079416, 2512599270, 3350132360, 4020158832, 5025198540, 6700264720, 10050397080, 20100794160]

約数ペア:

[(1, 20100794160), (2, 10050397080), (3, 6700264720), (4, 5025198540), (5, 4020158832), (6, 3350132360), (8, 2512599270), (10, 2010079416), (12, 1675066180), (15, 1340052944), (16, 1256299635), (20, 1005039708), (24, 837533090), (30, 670026472), (40, 502519854), (48, 418766545), (60, 335013236), (80, 251259927), (120, 167506618), (191, 105239760), (240, 83753309), (382, 52619880), (573, 35079920), (764, 26309940), (955, 21047952), (1146, 17539960), (1528, 13154970), (1910, 10523976), (2292, 8769980), (2865, 7015984), (3056, 6577485), (3820, 5261988), (4584, 4384990), (5730, 3507992), (7640, 2630994), (9168, 2192495), (11460, 1753996), (15280, 1315497), (22920, 876998), (45840, 438499)]