11894920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7253}}^1$

素因数の和:7305

約数の個数: 32

約数和(自身を含む): 27420120

約数和(自身を除く): 15525200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 7253, 14506, 29012, 36265, 58024, 72530, 145060, 290120, 297373, 594746, 1189492, 1486865, 2378984, 2973730, 5947460, 11894920]

約数ペア:

[(1, 11894920), (2, 5947460), (4, 2973730), (5, 2378984), (8, 1486865), (10, 1189492), (20, 594746), (40, 297373), (41, 290120), (82, 145060), (164, 72530), (205, 58024), (328, 36265), (410, 29012), (820, 14506), (1640, 7253)]