228919910

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{4007}}^1$

素因数の和:4240

約数の個数: 32

約数和(自身を含む): 428535360

約数和(自身を除く): 199615450

約数列:

[1, 2, 5, 10, 29, 58, 145, 197, 290, 394, 985, 1970, 4007, 5713, 8014, 11426, 20035, 28565, 40070, 57130, 116203, 232406, 581015, 789379, 1162030, 1578758, 3946895, 7893790, 22891991, 45783982, 114459955, 228919910]

約数ペア:

[(1, 228919910), (2, 114459955), (5, 45783982), (10, 22891991), (29, 7893790), (58, 3946895), (145, 1578758), (197, 1162030), (290, 789379), (394, 581015), (985, 232406), (1970, 116203), (4007, 57130), (5713, 40070), (8014, 28565), (11426, 20035)]