1922620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 4773888

約数和(自身を除く): 2851268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 443, 620, 868, 886, 1085, 1772, 2170, 2215, 3101, 4340, 4430, 6202, 8860, 12404, 13733, 15505, 27466, 31010, 54932, 62020, 68665, 96131, 137330, 192262, 274660, 384524, 480655, 961310, 1922620]

約数ペア:

[(1, 1922620), (2, 961310), (4, 480655), (5, 384524), (7, 274660), (10, 192262), (14, 137330), (20, 96131), (28, 68665), (31, 62020), (35, 54932), (62, 31010), (70, 27466), (124, 15505), (140, 13733), (155, 12404), (217, 8860), (310, 6202), (434, 4430), (443, 4340), (620, 3101), (868, 2215), (886, 2170), (1085, 1772)]