2778960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11579}}^1$

素因数の和:11595

約数の個数: 40

約数和(自身を含む): 8615520

約数和(自身を除く): 5836560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 11579, 23158, 34737, 46316, 57895, 69474, 92632, 115790, 138948, 173685, 185264, 231580, 277896, 347370, 463160, 555792, 694740, 926320, 1389480, 2778960]

約数ペア:

[(1, 2778960), (2, 1389480), (3, 926320), (4, 694740), (5, 555792), (6, 463160), (8, 347370), (10, 277896), (12, 231580), (15, 185264), (16, 173685), (20, 138948), (24, 115790), (30, 92632), (40, 69474), (48, 57895), (60, 46316), (80, 34737), (120, 23158), (240, 11579)]