15967040

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1217}}^1$

素因数の和:1275

約数の個数: 56

約数和(自身を含む): 38980872

約数和(自身を除く): 23013832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 820, 1217, 1312, 1640, 2434, 2624, 3280, 4868, 6085, 6560, 9736, 12170, 13120, 19472, 24340, 38944, 48680, 49897, 77888, 97360, 99794, 194720, 199588, 249485, 389440, 399176, 498970, 798352, 997940, 1596704, 1995880, 3193408, 3991760, 7983520, 15967040]

約数ペア:

[(1, 15967040), (2, 7983520), (4, 3991760), (5, 3193408), (8, 1995880), (10, 1596704), (16, 997940), (20, 798352), (32, 498970), (40, 399176), (41, 389440), (64, 249485), (80, 199588), (82, 194720), (160, 99794), (164, 97360), (205, 77888), (320, 49897), (328, 48680), (410, 38944), (656, 24340), (820, 19472), (1217, 13120), (1312, 12170), (1640, 9736), (2434, 6560), (2624, 6085), (3280, 4868)]