20398230

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25183}}^1$

素因数の和:25202

約数の個数: 40

約数和(自身を含む): 54850752

約数和(自身を除く): 34452522

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25183, 50366, 75549, 125915, 151098, 226647, 251830, 377745, 453294, 679941, 755490, 1133235, 1359882, 2039823, 2266470, 3399705, 4079646, 6799410, 10199115, 20398230]

約数ペア:

[(1, 20398230), (2, 10199115), (3, 6799410), (5, 4079646), (6, 3399705), (9, 2266470), (10, 2039823), (15, 1359882), (18, 1133235), (27, 755490), (30, 679941), (45, 453294), (54, 377745), (81, 251830), (90, 226647), (135, 151098), (162, 125915), (270, 75549), (405, 50366), (810, 25183)]