40395805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 53187840

約数和(自身を除く): 12792035

約数列:

[1, 5, 19, 53, 71, 95, 113, 265, 355, 565, 1007, 1349, 2147, 3763, 5035, 5989, 6745, 8023, 10735, 18815, 29945, 40115, 71497, 113791, 152437, 357485, 425219, 568955, 762185, 2126095, 8079161, 40395805]

約数ペア:

[(1, 40395805), (5, 8079161), (19, 2126095), (53, 762185), (71, 568955), (95, 425219), (113, 357485), (265, 152437), (355, 113791), (565, 71497), (1007, 40115), (1349, 29945), (2147, 18815), (3763, 10735), (5035, 8023), (5989, 6745)]