79540840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{104659}}^1$

素因数の和:104689

約数の個数: 32

約数和(自身を含む): 188388000

約数和(自身を除く): 108847160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 104659, 209318, 418636, 523295, 837272, 1046590, 1988521, 2093180, 3977042, 4186360, 7954084, 9942605, 15908168, 19885210, 39770420, 79540840]

約数ペア:

[(1, 79540840), (2, 39770420), (4, 19885210), (5, 15908168), (8, 9942605), (10, 7954084), (19, 4186360), (20, 3977042), (38, 2093180), (40, 1988521), (76, 1046590), (95, 837272), (152, 523295), (190, 418636), (380, 209318), (760, 104659)]