20124841380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47916289}}^1$

素因数の和:47916308

約数の個数: 48

約数和(自身を含む): 64399493760

約数和(自身を除く): 44274652380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 47916289, 95832578, 143748867, 191665156, 239581445, 287497734, 335414023, 479162890, 574995468, 670828046, 718744335, 958325780, 1006242069, 1341656092, 1437488670, 1677070115, 2012484138, 2874977340, 3354140230, 4024968276, 5031210345, 6708280460, 10062420690, 20124841380]

約数ペア:

[(1, 20124841380), (2, 10062420690), (3, 6708280460), (4, 5031210345), (5, 4024968276), (6, 3354140230), (7, 2874977340), (10, 2012484138), (12, 1677070115), (14, 1437488670), (15, 1341656092), (20, 1006242069), (21, 958325780), (28, 718744335), (30, 670828046), (35, 574995468), (42, 479162890), (60, 335414023), (70, 287497734), (84, 239581445), (105, 191665156), (140, 143748867), (210, 95832578), (420, 47916289)]