118181920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23827}}^1$

素因数の和:23873

約数の個数: 48

約数和(自身を含む): 288223488

約数和(自身を除く): 170041568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 23827, 47654, 95308, 119135, 190616, 238270, 381232, 476540, 738637, 762464, 953080, 1477274, 1906160, 2954548, 3693185, 3812320, 5909096, 7386370, 11818192, 14772740, 23636384, 29545480, 59090960, 118181920]

約数ペア:

[(1, 118181920), (2, 59090960), (4, 29545480), (5, 23636384), (8, 14772740), (10, 11818192), (16, 7386370), (20, 5909096), (31, 3812320), (32, 3693185), (40, 2954548), (62, 1906160), (80, 1477274), (124, 953080), (155, 762464), (160, 738637), (248, 476540), (310, 381232), (496, 238270), (620, 190616), (992, 119135), (1240, 95308), (2480, 47654), (4960, 23827)]