17988157040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32121709}}^1$

素因数の和:32121729

約数の個数: 40

約数和(自身を含む): 47797104480

約数和(自身を除く): 29808947440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32121709, 64243418, 128486836, 160608545, 224851963, 256973672, 321217090, 449703926, 513947344, 642434180, 899407852, 1124259815, 1284868360, 1798815704, 2248519630, 2569736720, 3597631408, 4497039260, 8994078520, 17988157040]

約数ペア:

[(1, 17988157040), (2, 8994078520), (4, 4497039260), (5, 3597631408), (7, 2569736720), (8, 2248519630), (10, 1798815704), (14, 1284868360), (16, 1124259815), (20, 899407852), (28, 642434180), (35, 513947344), (40, 449703926), (56, 321217090), (70, 256973672), (80, 224851963), (112, 160608545), (140, 128486836), (280, 64243418), (560, 32121709)]