73970440

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{6581}}^1$

素因数の和:6873

約数の個数: 32

約数和(自身を含む): 167051160

約数和(自身を除く): 93080720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 6581, 11240, 13162, 26324, 32905, 52648, 65810, 131620, 263240, 1849261, 3698522, 7397044, 9246305, 14794088, 18492610, 36985220, 73970440]

約数ペア:

[(1, 73970440), (2, 36985220), (4, 18492610), (5, 14794088), (8, 9246305), (10, 7397044), (20, 3698522), (40, 1849261), (281, 263240), (562, 131620), (1124, 65810), (1405, 52648), (2248, 32905), (2810, 26324), (5620, 13162), (6581, 11240)]