57234520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2879}}^1$

素因数の和:2968

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 92064680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 2879, 3976, 4970, 5758, 9940, 11516, 14395, 19880, 20153, 23032, 28790, 40306, 57580, 80612, 100765, 115160, 161224, 201530, 204409, 403060, 408818, 806120, 817636, 1022045, 1430863, 1635272, 2044090, 2861726, 4088180, 5723452, 7154315, 8176360, 11446904, 14308630, 28617260, 57234520]

約数ペア:

[(1, 57234520), (2, 28617260), (4, 14308630), (5, 11446904), (7, 8176360), (8, 7154315), (10, 5723452), (14, 4088180), (20, 2861726), (28, 2044090), (35, 1635272), (40, 1430863), (56, 1022045), (70, 817636), (71, 806120), (140, 408818), (142, 403060), (280, 204409), (284, 201530), (355, 161224), (497, 115160), (568, 100765), (710, 80612), (994, 57580), (1420, 40306), (1988, 28790), (2485, 23032), (2840, 20153), (2879, 19880), (3976, 14395), (4970, 11516), (5758, 9940)]