420346892

素因数分解:

$2^2\times 7^2\times {\mathrm{113}}^1\times {\mathrm{18979}}^1$

素因数の和:19110

約数の個数: 36

約数和(自身を含む): 863324280

約数和(自身を除く): 442977388

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 113, 196, 226, 452, 791, 1582, 3164, 5537, 11074, 18979, 22148, 37958, 75916, 132853, 265706, 531412, 929971, 1859942, 2144627, 3719884, 4289254, 8578508, 15012389, 30024778, 60049556, 105086723, 210173446, 420346892]

約数ペア:

[(1, 420346892), (2, 210173446), (4, 105086723), (7, 60049556), (14, 30024778), (28, 15012389), (49, 8578508), (98, 4289254), (113, 3719884), (196, 2144627), (226, 1859942), (452, 929971), (791, 531412), (1582, 265706), (3164, 132853), (5537, 75916), (11074, 37958), (18979, 22148)]