28759060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 66995712

約数和(自身を除く): 38236652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2143, 2684, 3355, 4286, 6710, 8572, 10715, 13420, 21430, 23573, 42860, 47146, 94292, 117865, 130723, 235730, 261446, 471460, 522892, 653615, 1307230, 1437953, 2614460, 2875906, 5751812, 7189765, 14379530, 28759060]

約数ペア:

[(1, 28759060), (2, 14379530), (4, 7189765), (5, 5751812), (10, 2875906), (11, 2614460), (20, 1437953), (22, 1307230), (44, 653615), (55, 522892), (61, 471460), (110, 261446), (122, 235730), (220, 130723), (244, 117865), (305, 94292), (610, 47146), (671, 42860), (1220, 23573), (1342, 21430), (2143, 13420), (2684, 10715), (3355, 8572), (4286, 6710)]