1994580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1583}}^1$

素因数の和:1605

約数の個数: 72

約数和(自身を含む): 6918912

約数和(自身を除く): 4924332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1583, 3166, 4749, 6332, 7915, 9498, 11081, 14247, 15830, 18996, 22162, 23745, 28494, 31660, 33243, 44324, 47490, 55405, 56988, 66486, 71235, 94980, 99729, 110810, 132972, 142470, 166215, 199458, 221620, 284940, 332430, 398916, 498645, 664860, 997290, 1994580]

約数ペア:

[(1, 1994580), (2, 997290), (3, 664860), (4, 498645), (5, 398916), (6, 332430), (7, 284940), (9, 221620), (10, 199458), (12, 166215), (14, 142470), (15, 132972), (18, 110810), (20, 99729), (21, 94980), (28, 71235), (30, 66486), (35, 56988), (36, 55405), (42, 47490), (45, 44324), (60, 33243), (63, 31660), (70, 28494), (84, 23745), (90, 22162), (105, 18996), (126, 15830), (140, 14247), (180, 11081), (210, 9498), (252, 7915), (315, 6332), (420, 4749), (630, 3166), (1260, 1583)]