11861840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4827

約数の個数: 40

約数和(自身を含む): 28474368

約数和(自身を除く): 16612528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 4783, 9566, 19132, 23915, 38264, 47830, 76528, 95660, 148273, 191320, 296546, 382640, 593092, 741365, 1186184, 1482730, 2372368, 2965460, 5930920, 11861840]

約数ペア:

[(1, 11861840), (2, 5930920), (4, 2965460), (5, 2372368), (8, 1482730), (10, 1186184), (16, 741365), (20, 593092), (31, 382640), (40, 296546), (62, 191320), (80, 148273), (124, 95660), (155, 76528), (248, 47830), (310, 38264), (496, 23915), (620, 19132), (1240, 9566), (2480, 4783)]