9427720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7603}}^1$

素因数の和:7645

約数の個数: 32

約数和(自身を含む): 21899520

約数和(自身を除く): 12471800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 7603, 15206, 30412, 38015, 60824, 76030, 152060, 235693, 304120, 471386, 942772, 1178465, 1885544, 2356930, 4713860, 9427720]

約数ペア:

[(1, 9427720), (2, 4713860), (4, 2356930), (5, 1885544), (8, 1178465), (10, 942772), (20, 471386), (31, 304120), (40, 235693), (62, 152060), (124, 76030), (155, 60824), (248, 38015), (310, 30412), (620, 15206), (1240, 7603)]