9900780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5323}}^1$

素因数の和:5366

約数の個数: 48

約数和(自身を含む): 28621824

約数和(自身を除く): 18721044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 5323, 10646, 15969, 21292, 26615, 31938, 53230, 63876, 79845, 106460, 159690, 165013, 319380, 330026, 495039, 660052, 825065, 990078, 1650130, 1980156, 2475195, 3300260, 4950390, 9900780]

約数ペア:

[(1, 9900780), (2, 4950390), (3, 3300260), (4, 2475195), (5, 1980156), (6, 1650130), (10, 990078), (12, 825065), (15, 660052), (20, 495039), (30, 330026), (31, 319380), (60, 165013), (62, 159690), (93, 106460), (124, 79845), (155, 63876), (186, 53230), (310, 31938), (372, 26615), (465, 21292), (620, 15969), (930, 10646), (1860, 5323)]