20292250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 42591744

約数和(自身を除く): 22299494

約数列:

[1, 2, 5, 10, 11, 22, 25, 47, 50, 55, 94, 110, 125, 157, 235, 250, 275, 314, 470, 517, 550, 785, 1034, 1175, 1375, 1570, 1727, 2350, 2585, 2750, 3454, 3925, 5170, 5875, 7379, 7850, 8635, 11750, 12925, 14758, 17270, 19625, 25850, 36895, 39250, 43175, 64625, 73790, 81169, 86350, 129250, 162338, 184475, 215875, 368950, 405845, 431750, 811690, 922375, 1844750, 2029225, 4058450, 10146125, 20292250]

約数ペア:

[(1, 20292250), (2, 10146125), (5, 4058450), (10, 2029225), (11, 1844750), (22, 922375), (25, 811690), (47, 431750), (50, 405845), (55, 368950), (94, 215875), (110, 184475), (125, 162338), (157, 129250), (235, 86350), (250, 81169), (275, 73790), (314, 64625), (470, 43175), (517, 39250), (550, 36895), (785, 25850), (1034, 19625), (1175, 17270), (1375, 14758), (1570, 12925), (1727, 11750), (2350, 8635), (2585, 7850), (2750, 7379), (3454, 5875), (3925, 5170)]