1885191620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{11867}}^1$

素因数の和:11949

約数の個数: 72

約数和(自身を含む): 4378437504

約数和(自身を除く): 2493245884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 169, 188, 235, 260, 338, 470, 611, 676, 845, 940, 1222, 1690, 2444, 3055, 3380, 6110, 7943, 11867, 12220, 15886, 23734, 31772, 39715, 47468, 59335, 79430, 118670, 154271, 158860, 237340, 308542, 557749, 617084, 771355, 1115498, 1542710, 2005523, 2230996, 2788745, 3085420, 4011046, 5577490, 7250737, 8022092, 10027615, 11154980, 14501474, 20055230, 29002948, 36253685, 40110460, 72507370, 94259581, 145014740, 188519162, 377038324, 471297905, 942595810, 1885191620]

約数ペア:

[(1, 1885191620), (2, 942595810), (4, 471297905), (5, 377038324), (10, 188519162), (13, 145014740), (20, 94259581), (26, 72507370), (47, 40110460), (52, 36253685), (65, 29002948), (94, 20055230), (130, 14501474), (169, 11154980), (188, 10027615), (235, 8022092), (260, 7250737), (338, 5577490), (470, 4011046), (611, 3085420), (676, 2788745), (845, 2230996), (940, 2005523), (1222, 1542710), (1690, 1115498), (2444, 771355), (3055, 617084), (3380, 557749), (6110, 308542), (7943, 237340), (11867, 158860), (12220, 154271), (15886, 118670), (23734, 79430), (31772, 59335), (39715, 47468)]