15551479420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2179}}^1\times {\mathrm{6733}}^1$

素因数の和:8974

約数の個数: 48

約数和(自身を含む): 33294512160

約数和(自身を除く): 17743032740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2179, 4358, 6733, 8716, 10895, 13466, 21790, 26932, 33665, 43580, 67330, 115487, 134660, 230974, 356849, 461948, 577435, 713698, 1154870, 1427396, 1784245, 2309740, 3568490, 7136980, 14671207, 29342414, 58684828, 73356035, 146712070, 293424140, 777573971, 1555147942, 3110295884, 3887869855, 7775739710, 15551479420]

約数ペア:

[(1, 15551479420), (2, 7775739710), (4, 3887869855), (5, 3110295884), (10, 1555147942), (20, 777573971), (53, 293424140), (106, 146712070), (212, 73356035), (265, 58684828), (530, 29342414), (1060, 14671207), (2179, 7136980), (4358, 3568490), (6733, 2309740), (8716, 1784245), (10895, 1427396), (13466, 1154870), (21790, 713698), (26932, 577435), (33665, 461948), (43580, 356849), (67330, 230974), (115487, 134660)]