2853643940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{51343}}^1$

素因数の和:51756

約数の個数: 48

約数和(自身を含む): 6866130432

約数和(自身を除く): 4012486492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1588, 1985, 2779, 3970, 5558, 7940, 11116, 13895, 27790, 51343, 55580, 102686, 205372, 256715, 359401, 513430, 718802, 1026860, 1437604, 1797005, 3594010, 7188020, 20383171, 40766342, 81532684, 101915855, 142682197, 203831710, 285364394, 407663420, 570728788, 713410985, 1426821970, 2853643940]

約数ペア:

[(1, 2853643940), (2, 1426821970), (4, 713410985), (5, 570728788), (7, 407663420), (10, 285364394), (14, 203831710), (20, 142682197), (28, 101915855), (35, 81532684), (70, 40766342), (140, 20383171), (397, 7188020), (794, 3594010), (1588, 1797005), (1985, 1437604), (2779, 1026860), (3970, 718802), (5558, 513430), (7940, 359401), (11116, 256715), (13895, 205372), (27790, 102686), (51343, 55580)]