20388150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{45307}}^1$

素因数の和:45325

約数の個数: 36

約数和(自身を含む): 54777372

約数和(自身を除く): 34389222

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 45307, 90614, 135921, 226535, 271842, 407763, 453070, 679605, 815526, 1132675, 1359210, 2038815, 2265350, 3398025, 4077630, 6796050, 10194075, 20388150]

約数ペア:

[(1, 20388150), (2, 10194075), (3, 6796050), (5, 4077630), (6, 3398025), (9, 2265350), (10, 2038815), (15, 1359210), (18, 1132675), (25, 815526), (30, 679605), (45, 453070), (50, 407763), (75, 271842), (90, 226535), (150, 135921), (225, 90614), (450, 45307)]