12261700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 72

約数和(自身を含む): 29623104

約数和(自身を除く): 17361404

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 157, 220, 275, 284, 314, 355, 550, 628, 710, 781, 785, 1100, 1420, 1562, 1570, 1727, 1775, 3124, 3140, 3454, 3550, 3905, 3925, 6908, 7100, 7810, 7850, 8635, 11147, 15620, 15700, 17270, 19525, 22294, 34540, 39050, 43175, 44588, 55735, 78100, 86350, 111470, 122617, 172700, 222940, 245234, 278675, 490468, 557350, 613085, 1114700, 1226170, 2452340, 3065425, 6130850, 12261700]

約数ペア:

[(1, 12261700), (2, 6130850), (4, 3065425), (5, 2452340), (10, 1226170), (11, 1114700), (20, 613085), (22, 557350), (25, 490468), (44, 278675), (50, 245234), (55, 222940), (71, 172700), (100, 122617), (110, 111470), (142, 86350), (157, 78100), (220, 55735), (275, 44588), (284, 43175), (314, 39050), (355, 34540), (550, 22294), (628, 19525), (710, 17270), (781, 15700), (785, 15620), (1100, 11147), (1420, 8635), (1562, 7850), (1570, 7810), (1727, 7100), (1775, 6908), (3124, 3925), (3140, 3905), (3454, 3550)]