1019340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{809}}^1$

素因数の和:831

約数の個数: 72

約数和(自身を含む): 3538080

約数和(自身を除く): 2518740

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, 809, 1260, 1618, 2427, 3236, 4045, 4854, 5663, 7281, 8090, 9708, 11326, 12135, 14562, 16180, 16989, 22652, 24270, 28315, 29124, 33978, 36405, 48540, 50967, 56630, 67956, 72810, 84945, 101934, 113260, 145620, 169890, 203868, 254835, 339780, 509670, 1019340]

約数ペア:

[(1, 1019340), (2, 509670), (3, 339780), (4, 254835), (5, 203868), (6, 169890), (7, 145620), (9, 113260), (10, 101934), (12, 84945), (14, 72810), (15, 67956), (18, 56630), (20, 50967), (21, 48540), (28, 36405), (30, 33978), (35, 29124), (36, 28315), (42, 24270), (45, 22652), (60, 16989), (63, 16180), (70, 14562), (84, 12135), (90, 11326), (105, 9708), (126, 8090), (140, 7281), (180, 5663), (210, 4854), (252, 4045), (315, 3236), (420, 2427), (630, 1618), (809, 1260)]