9972080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4065

約数の個数: 40

約数和(自身を含む): 23938944

約数和(自身を除く): 13966864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 4021, 8042, 16084, 20105, 32168, 40210, 64336, 80420, 124651, 160840, 249302, 321680, 498604, 623255, 997208, 1246510, 1994416, 2493020, 4986040, 9972080]

約数ペア:

[(1, 9972080), (2, 4986040), (4, 2493020), (5, 1994416), (8, 1246510), (10, 997208), (16, 623255), (20, 498604), (31, 321680), (40, 249302), (62, 160840), (80, 124651), (124, 80420), (155, 64336), (248, 40210), (310, 32168), (496, 20105), (620, 16084), (1240, 8042), (2480, 4021)]