18470480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32983}}^1$

素因数の和:33003

約数の個数: 40

約数和(自身を含む): 49080192

約数和(自身を除く): 30609712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32983, 65966, 131932, 164915, 230881, 263864, 329830, 461762, 527728, 659660, 923524, 1154405, 1319320, 1847048, 2308810, 2638640, 3694096, 4617620, 9235240, 18470480]

約数ペア:

[(1, 18470480), (2, 9235240), (4, 4617620), (5, 3694096), (7, 2638640), (8, 2308810), (10, 1847048), (14, 1319320), (16, 1154405), (20, 923524), (28, 659660), (35, 527728), (40, 461762), (56, 329830), (70, 263864), (80, 230881), (112, 164915), (140, 131932), (280, 65966), (560, 32983)]