40607420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12611}}^1$

素因数の和:12650

約数の個数: 48

約数和(自身を含む): 101703168

約数和(自身を除く): 61095748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 12611, 25222, 50444, 63055, 88277, 126110, 176554, 252220, 290053, 353108, 441385, 580106, 882770, 1160212, 1450265, 1765540, 2030371, 2900530, 4060742, 5801060, 8121484, 10151855, 20303710, 40607420]

約数ペア:

[(1, 40607420), (2, 20303710), (4, 10151855), (5, 8121484), (7, 5801060), (10, 4060742), (14, 2900530), (20, 2030371), (23, 1765540), (28, 1450265), (35, 1160212), (46, 882770), (70, 580106), (92, 441385), (115, 353108), (140, 290053), (161, 252220), (230, 176554), (322, 126110), (460, 88277), (644, 63055), (805, 50444), (1610, 25222), (3220, 12611)]