28606020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1$

素因数の和:1145

約数の個数: 96

約数和(自身を含む): 88058880

約数和(自身を除く): 59452860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 874, 1091, 1140, 1311, 1380, 1748, 2182, 2185, 2622, 3273, 4364, 4370, 5244, 5455, 6546, 6555, 8740, 10910, 13092, 13110, 16365, 20729, 21820, 25093, 26220, 32730, 41458, 50186, 62187, 65460, 75279, 82916, 100372, 103645, 124374, 125465, 150558, 207290, 248748, 250930, 301116, 310935, 376395, 414580, 476767, 501860, 621870, 752790, 953534, 1243740, 1430301, 1505580, 1907068, 2383835, 2860602, 4767670, 5721204, 7151505, 9535340, 14303010, 28606020]

約数ペア:

[(1, 28606020), (2, 14303010), (3, 9535340), (4, 7151505), (5, 5721204), (6, 4767670), (10, 2860602), (12, 2383835), (15, 1907068), (19, 1505580), (20, 1430301), (23, 1243740), (30, 953534), (38, 752790), (46, 621870), (57, 501860), (60, 476767), (69, 414580), (76, 376395), (92, 310935), (95, 301116), (114, 250930), (115, 248748), (138, 207290), (190, 150558), (228, 125465), (230, 124374), (276, 103645), (285, 100372), (345, 82916), (380, 75279), (437, 65460), (460, 62187), (570, 50186), (690, 41458), (874, 32730), (1091, 26220), (1140, 25093), (1311, 21820), (1380, 20729), (1748, 16365), (2182, 13110), (2185, 13092), (2622, 10910), (3273, 8740), (4364, 6555), (4370, 6546), (5244, 5455)]