20172810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13723}}^1$

素因数の和:13747

約数の個数: 48

約数和(自身を含む): 56323296

約数和(自身を除く): 36150486

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 13723, 27446, 41169, 68615, 82338, 96061, 137230, 192122, 205845, 288183, 411690, 480305, 576366, 672427, 960610, 1344854, 1440915, 2017281, 2881830, 3362135, 4034562, 6724270, 10086405, 20172810]

約数ペア:

[(1, 20172810), (2, 10086405), (3, 6724270), (5, 4034562), (6, 3362135), (7, 2881830), (10, 2017281), (14, 1440915), (15, 1344854), (21, 960610), (30, 672427), (35, 576366), (42, 480305), (49, 411690), (70, 288183), (98, 205845), (105, 192122), (147, 137230), (210, 96061), (245, 82338), (294, 68615), (490, 41169), (735, 27446), (1470, 13723)]