40012980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2027}}^1$

素因数の和:2093

約数の個数: 96

約数和(自身を含む): 130830336

約数和(自身を除く): 90817356

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2027, 2820, 3290, 3948, 4054, 4935, 6081, 6580, 8108, 9870, 10135, 12162, 14189, 19740, 20270, 24324, 28378, 30405, 40540, 42567, 56756, 60810, 70945, 85134, 95269, 121620, 141890, 170268, 190538, 212835, 283780, 285807, 381076, 425670, 476345, 571614, 666883, 851340, 952690, 1143228, 1333766, 1429035, 1905380, 2000649, 2667532, 2858070, 3334415, 4001298, 5716140, 6668830, 8002596, 10003245, 13337660, 20006490, 40012980]

約数ペア:

[(1, 40012980), (2, 20006490), (3, 13337660), (4, 10003245), (5, 8002596), (6, 6668830), (7, 5716140), (10, 4001298), (12, 3334415), (14, 2858070), (15, 2667532), (20, 2000649), (21, 1905380), (28, 1429035), (30, 1333766), (35, 1143228), (42, 952690), (47, 851340), (60, 666883), (70, 571614), (84, 476345), (94, 425670), (105, 381076), (140, 285807), (141, 283780), (188, 212835), (210, 190538), (235, 170268), (282, 141890), (329, 121620), (420, 95269), (470, 85134), (564, 70945), (658, 60810), (705, 56756), (940, 42567), (987, 40540), (1316, 30405), (1410, 28378), (1645, 24324), (1974, 20270), (2027, 19740), (2820, 14189), (3290, 12162), (3948, 10135), (4054, 9870), (4935, 8108), (6081, 6580)]