2012900820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{43969}}^1$

素因数の和:44097

約数の個数: 96

約数和(自身を含む): 6500524800

約数和(自身を除く): 4487623980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 109, 140, 210, 218, 327, 420, 436, 545, 654, 763, 1090, 1308, 1526, 1635, 2180, 2289, 3052, 3270, 3815, 4578, 6540, 7630, 9156, 11445, 15260, 22890, 43969, 45780, 87938, 131907, 175876, 219845, 263814, 307783, 439690, 527628, 615566, 659535, 879380, 923349, 1231132, 1319070, 1538915, 1846698, 2638140, 3077830, 3693396, 4616745, 4792621, 6155660, 9233490, 9585242, 14377863, 18466980, 19170484, 23963105, 28755726, 33548347, 47926210, 57511452, 67096694, 71889315, 95852420, 100645041, 134193388, 143778630, 167741735, 201290082, 287557260, 335483470, 402580164, 503225205, 670966940, 1006450410, 2012900820]

約数ペア:

[(1, 2012900820), (2, 1006450410), (3, 670966940), (4, 503225205), (5, 402580164), (6, 335483470), (7, 287557260), (10, 201290082), (12, 167741735), (14, 143778630), (15, 134193388), (20, 100645041), (21, 95852420), (28, 71889315), (30, 67096694), (35, 57511452), (42, 47926210), (60, 33548347), (70, 28755726), (84, 23963105), (105, 19170484), (109, 18466980), (140, 14377863), (210, 9585242), (218, 9233490), (327, 6155660), (420, 4792621), (436, 4616745), (545, 3693396), (654, 3077830), (763, 2638140), (1090, 1846698), (1308, 1538915), (1526, 1319070), (1635, 1231132), (2180, 923349), (2289, 879380), (3052, 659535), (3270, 615566), (3815, 527628), (4578, 439690), (6540, 307783), (7630, 263814), (9156, 219845), (11445, 175876), (15260, 131907), (22890, 87938), (43969, 45780)]