44447420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 95836608

約数和(自身を除く): 51389188

約数列:

[1, 2, 4, 5, 10, 20, 71, 113, 142, 226, 277, 284, 355, 452, 554, 565, 710, 1108, 1130, 1385, 1420, 2260, 2770, 5540, 8023, 16046, 19667, 31301, 32092, 39334, 40115, 62602, 78668, 80230, 98335, 125204, 156505, 160460, 196670, 313010, 393340, 626020, 2222371, 4444742, 8889484, 11111855, 22223710, 44447420]

約数ペア:

[(1, 44447420), (2, 22223710), (4, 11111855), (5, 8889484), (10, 4444742), (20, 2222371), (71, 626020), (113, 393340), (142, 313010), (226, 196670), (277, 160460), (284, 156505), (355, 125204), (452, 98335), (554, 80230), (565, 78668), (710, 62602), (1108, 40115), (1130, 39334), (1385, 32092), (1420, 31301), (2260, 19667), (2770, 16046), (5540, 8023)]