9561020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2250

約数の個数: 48

約数和(自身を含む): 23697408

約数和(自身を除く): 14136388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 2203, 4340, 4406, 8812, 11015, 15421, 22030, 30842, 44060, 61684, 68293, 77105, 136586, 154210, 273172, 308420, 341465, 478051, 682930, 956102, 1365860, 1912204, 2390255, 4780510, 9561020]

約数ペア:

[(1, 9561020), (2, 4780510), (4, 2390255), (5, 1912204), (7, 1365860), (10, 956102), (14, 682930), (20, 478051), (28, 341465), (31, 308420), (35, 273172), (62, 154210), (70, 136586), (124, 77105), (140, 68293), (155, 61684), (217, 44060), (310, 30842), (434, 22030), (620, 15421), (868, 11015), (1085, 8812), (2170, 4406), (2203, 4340)]