2038700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 72

約数和(自身を含む): 4947600

約数和(自身を除く): 2908900

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 29, 37, 38, 50, 58, 74, 76, 95, 100, 116, 145, 148, 185, 190, 290, 370, 380, 475, 551, 580, 703, 725, 740, 925, 950, 1073, 1102, 1406, 1450, 1850, 1900, 2146, 2204, 2755, 2812, 2900, 3515, 3700, 4292, 5365, 5510, 7030, 10730, 11020, 13775, 14060, 17575, 20387, 21460, 26825, 27550, 35150, 40774, 53650, 55100, 70300, 81548, 101935, 107300, 203870, 407740, 509675, 1019350, 2038700]

約数ペア:

[(1, 2038700), (2, 1019350), (4, 509675), (5, 407740), (10, 203870), (19, 107300), (20, 101935), (25, 81548), (29, 70300), (37, 55100), (38, 53650), (50, 40774), (58, 35150), (74, 27550), (76, 26825), (95, 21460), (100, 20387), (116, 17575), (145, 14060), (148, 13775), (185, 11020), (190, 10730), (290, 7030), (370, 5510), (380, 5365), (475, 4292), (551, 3700), (580, 3515), (703, 2900), (725, 2812), (740, 2755), (925, 2204), (950, 2146), (1073, 1900), (1102, 1850), (1406, 1450)]