72161240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{94949}}^1$

素因数の和:94979

約数の個数: 32

約数和(自身を含む): 170910000

約数和(自身を除く): 98748760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 94949, 189898, 379796, 474745, 759592, 949490, 1804031, 1898980, 3608062, 3797960, 7216124, 9020155, 14432248, 18040310, 36080620, 72161240]

約数ペア:

[(1, 72161240), (2, 36080620), (4, 18040310), (5, 14432248), (8, 9020155), (10, 7216124), (19, 3797960), (20, 3608062), (38, 1898980), (40, 1804031), (76, 949490), (95, 759592), (152, 474745), (190, 379796), (380, 189898), (760, 94949)]