43940240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{32309}}^1$

素因数の和:32339

約数の個数: 40

約数和(自身を含む): 108173880

約数和(自身を除く): 64233640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 32309, 64618, 129236, 161545, 258472, 323090, 516944, 549253, 646180, 1098506, 1292360, 2197012, 2584720, 2746265, 4394024, 5492530, 8788048, 10985060, 21970120, 43940240]

約数ペア:

[(1, 43940240), (2, 21970120), (4, 10985060), (5, 8788048), (8, 5492530), (10, 4394024), (16, 2746265), (17, 2584720), (20, 2197012), (34, 1292360), (40, 1098506), (68, 646180), (80, 549253), (85, 516944), (136, 323090), (170, 258472), (272, 161545), (340, 129236), (680, 64618), (1360, 32309)]