26312920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 63529920

約数和(自身を除く): 37217000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 740, 773, 851, 920, 1480, 1546, 1702, 3092, 3404, 3865, 4255, 6184, 6808, 7730, 8510, 15460, 17020, 17779, 28601, 30920, 34040, 35558, 57202, 71116, 88895, 114404, 142232, 143005, 177790, 228808, 286010, 355580, 572020, 657823, 711160, 1144040, 1315646, 2631292, 3289115, 5262584, 6578230, 13156460, 26312920]

約数ペア:

[(1, 26312920), (2, 13156460), (4, 6578230), (5, 5262584), (8, 3289115), (10, 2631292), (20, 1315646), (23, 1144040), (37, 711160), (40, 657823), (46, 572020), (74, 355580), (92, 286010), (115, 228808), (148, 177790), (184, 143005), (185, 142232), (230, 114404), (296, 88895), (370, 71116), (460, 57202), (740, 35558), (773, 34040), (851, 30920), (920, 28601), (1480, 17779), (1546, 17020), (1702, 15460), (3092, 8510), (3404, 7730), (3865, 6808), (4255, 6184)]