8005620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{389}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 26208000

約数和(自身を除く): 18202380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 389, 420, 490, 588, 686, 735, 778, 980, 1029, 1167, 1372, 1470, 1556, 1715, 1945, 2058, 2334, 2723, 2940, 3430, 3890, 4116, 4668, 5145, 5446, 5835, 6860, 7780, 8169, 10290, 10892, 11670, 13615, 16338, 19061, 20580, 23340, 27230, 32676, 38122, 40845, 54460, 57183, 76244, 81690, 95305, 114366, 133427, 163380, 190610, 228732, 266854, 285915, 381220, 400281, 533708, 571830, 667135, 800562, 1143660, 1334270, 1601124, 2001405, 2668540, 4002810, 8005620]

約数ペア:

[(1, 8005620), (2, 4002810), (3, 2668540), (4, 2001405), (5, 1601124), (6, 1334270), (7, 1143660), (10, 800562), (12, 667135), (14, 571830), (15, 533708), (20, 400281), (21, 381220), (28, 285915), (30, 266854), (35, 228732), (42, 190610), (49, 163380), (60, 133427), (70, 114366), (84, 95305), (98, 81690), (105, 76244), (140, 57183), (147, 54460), (196, 40845), (210, 38122), (245, 32676), (294, 27230), (343, 23340), (389, 20580), (420, 19061), (490, 16338), (588, 13615), (686, 11670), (735, 10892), (778, 10290), (980, 8169), (1029, 7780), (1167, 6860), (1372, 5835), (1470, 5446), (1556, 5145), (1715, 4668), (1945, 4116), (2058, 3890), (2334, 3430), (2723, 2940)]