2027090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 4064256

約数和(自身を除く): 2037166

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 503, 806, 1006, 2015, 2515, 4030, 5030, 6539, 13078, 15593, 31186, 32695, 65390, 77965, 155930, 202709, 405418, 1013545, 2027090]

約数ペア:

[(1, 2027090), (2, 1013545), (5, 405418), (10, 202709), (13, 155930), (26, 77965), (31, 65390), (62, 32695), (65, 31186), (130, 15593), (155, 13078), (310, 6539), (403, 5030), (503, 4030), (806, 2515), (1006, 2015)]