4002810

素因数分解:

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

素因数の和:420

約数の個数: 64

約数和(自身を含む): 11232000

約数和(自身を除く): 7229190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 389, 490, 686, 735, 778, 1029, 1167, 1470, 1715, 1945, 2058, 2334, 2723, 3430, 3890, 5145, 5446, 5835, 8169, 10290, 11670, 13615, 16338, 19061, 27230, 38122, 40845, 57183, 81690, 95305, 114366, 133427, 190610, 266854, 285915, 400281, 571830, 667135, 800562, 1334270, 2001405, 4002810]

約数ペア:

[(1, 4002810), (2, 2001405), (3, 1334270), (5, 800562), (6, 667135), (7, 571830), (10, 400281), (14, 285915), (15, 266854), (21, 190610), (30, 133427), (35, 114366), (42, 95305), (49, 81690), (70, 57183), (98, 40845), (105, 38122), (147, 27230), (210, 19061), (245, 16338), (294, 13615), (343, 11670), (389, 10290), (490, 8169), (686, 5835), (735, 5446), (778, 5145), (1029, 3890), (1167, 3430), (1470, 2723), (1715, 2334), (1945, 2058)]