1249062920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{637277}}^1$

素因数の和:637302

約数の個数: 48

約数和(自身を含む): 3269236140

約数和(自身を除く): 2020173220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 637277, 1274554, 2549108, 3186385, 4460939, 5098216, 6372770, 8921878, 12745540, 17843756, 22304695, 25491080, 31226573, 35687512, 44609390, 62453146, 89218780, 124906292, 156132865, 178437560, 249812584, 312265730, 624531460, 1249062920]

約数ペア:

[(1, 1249062920), (2, 624531460), (4, 312265730), (5, 249812584), (7, 178437560), (8, 156132865), (10, 124906292), (14, 89218780), (20, 62453146), (28, 44609390), (35, 35687512), (40, 31226573), (49, 25491080), (56, 22304695), (70, 17843756), (98, 12745540), (140, 8921878), (196, 6372770), (245, 5098216), (280, 4460939), (392, 3186385), (490, 2549108), (980, 1274554), (1960, 637277)]