56467240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{389}}^1$

素因数の和:610

約数の個数: 64

約数和(自身を含む): 134784000

約数和(自身を除く): 78316760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 191, 380, 382, 389, 760, 764, 778, 955, 1528, 1556, 1910, 1945, 3112, 3629, 3820, 3890, 7258, 7391, 7640, 7780, 14516, 14782, 15560, 18145, 29032, 29564, 36290, 36955, 59128, 72580, 73910, 74299, 145160, 147820, 148598, 295640, 297196, 371495, 594392, 742990, 1411681, 1485980, 2823362, 2971960, 5646724, 7058405, 11293448, 14116810, 28233620, 56467240]

約数ペア:

[(1, 56467240), (2, 28233620), (4, 14116810), (5, 11293448), (8, 7058405), (10, 5646724), (19, 2971960), (20, 2823362), (38, 1485980), (40, 1411681), (76, 742990), (95, 594392), (152, 371495), (190, 297196), (191, 295640), (380, 148598), (382, 147820), (389, 145160), (760, 74299), (764, 73910), (778, 72580), (955, 59128), (1528, 36955), (1556, 36290), (1910, 29564), (1945, 29032), (3112, 18145), (3629, 15560), (3820, 14782), (3890, 14516), (7258, 7780), (7391, 7640)]