40842520

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1217}}^1$

素因数の和:2067

約数の個数: 32

約数和(自身を含む): 92080800

約数和(自身を除く): 51238280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1217, 1678, 2434, 3356, 4195, 4868, 6085, 6712, 8390, 9736, 12170, 16780, 24340, 33560, 48680, 1021063, 2042126, 4084252, 5105315, 8168504, 10210630, 20421260, 40842520]

約数ペア:

[(1, 40842520), (2, 20421260), (4, 10210630), (5, 8168504), (8, 5105315), (10, 4084252), (20, 2042126), (40, 1021063), (839, 48680), (1217, 33560), (1678, 24340), (2434, 16780), (3356, 12170), (4195, 9736), (4868, 8390), (6085, 6712)]