17427760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31121}}^1$

素因数の和:31141

約数の個数: 40

約数和(自身を含む): 46309536

約数和(自身を除く): 28881776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 31121, 62242, 124484, 155605, 217847, 248968, 311210, 435694, 497936, 622420, 871388, 1089235, 1244840, 1742776, 2178470, 2489680, 3485552, 4356940, 8713880, 17427760]

約数ペア:

[(1, 17427760), (2, 8713880), (4, 4356940), (5, 3485552), (7, 2489680), (8, 2178470), (10, 1742776), (14, 1244840), (16, 1089235), (20, 871388), (28, 622420), (35, 497936), (40, 435694), (56, 311210), (70, 248968), (80, 217847), (112, 155605), (140, 124484), (280, 62242), (560, 31121)]