89870620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1721}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 216393408

約数和(自身を除く): 126522788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 373, 746, 1492, 1721, 1865, 2611, 3442, 3730, 5222, 6884, 7460, 8605, 10444, 12047, 13055, 17210, 24094, 26110, 34420, 48188, 52220, 60235, 120470, 240940, 641933, 1283866, 2567732, 3209665, 4493531, 6419330, 8987062, 12838660, 17974124, 22467655, 44935310, 89870620]

約数ペア:

[(1, 89870620), (2, 44935310), (4, 22467655), (5, 17974124), (7, 12838660), (10, 8987062), (14, 6419330), (20, 4493531), (28, 3209665), (35, 2567732), (70, 1283866), (140, 641933), (373, 240940), (746, 120470), (1492, 60235), (1721, 52220), (1865, 48188), (2611, 34420), (3442, 26110), (3730, 24094), (5222, 17210), (6884, 13055), (7460, 12047), (8605, 10444)]