20008440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{55579}}^1$

素因数の和:55596

約数の個数: 48

約数和(自身を含む): 65028600

約数和(自身を除く): 45020160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 55579, 111158, 166737, 222316, 277895, 333474, 444632, 500211, 555790, 666948, 833685, 1000422, 1111580, 1333896, 1667370, 2000844, 2223160, 2501055, 3334740, 4001688, 5002110, 6669480, 10004220, 20008440]

約数ペア:

[(1, 20008440), (2, 10004220), (3, 6669480), (4, 5002110), (5, 4001688), (6, 3334740), (8, 2501055), (9, 2223160), (10, 2000844), (12, 1667370), (15, 1333896), (18, 1111580), (20, 1000422), (24, 833685), (30, 666948), (36, 555790), (40, 500211), (45, 444632), (60, 333474), (72, 277895), (90, 222316), (120, 166737), (180, 111158), (360, 55579)]