40880120

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3329}}^1$

素因数の和:3647

約数の個数: 32

約数和(自身を含む): 92307600

約数和(自身を除く): 51427480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 3329, 6140, 6658, 12280, 13316, 16645, 26632, 33290, 66580, 133160, 1022003, 2044006, 4088012, 5110015, 8176024, 10220030, 20440060, 40880120]

約数ペア:

[(1, 40880120), (2, 20440060), (4, 10220030), (5, 8176024), (8, 5110015), (10, 4088012), (20, 2044006), (40, 1022003), (307, 133160), (614, 66580), (1228, 33290), (1535, 26632), (2456, 16645), (3070, 13316), (3329, 12280), (6140, 6658)]