12653420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1187}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 29338848

約数和(自身を除く): 16685428

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1187, 2132, 2374, 2665, 4748, 5330, 5935, 10660, 11870, 15431, 23740, 30862, 48667, 61724, 77155, 97334, 154310, 194668, 243335, 308620, 486670, 632671, 973340, 1265342, 2530684, 3163355, 6326710, 12653420]

約数ペア:

[(1, 12653420), (2, 6326710), (4, 3163355), (5, 2530684), (10, 1265342), (13, 973340), (20, 632671), (26, 486670), (41, 308620), (52, 243335), (65, 194668), (82, 154310), (130, 97334), (164, 77155), (205, 61724), (260, 48667), (410, 30862), (533, 23740), (820, 15431), (1066, 11870), (1187, 10660), (2132, 5935), (2374, 5330), (2665, 4748)]