33777440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 86365440

約数和(自身を除く): 52588000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 76, 80, 82, 95, 152, 160, 164, 190, 205, 271, 304, 328, 380, 410, 542, 608, 656, 760, 779, 820, 1084, 1312, 1355, 1520, 1558, 1640, 2168, 2710, 3040, 3116, 3280, 3895, 4336, 5149, 5420, 6232, 6560, 7790, 8672, 10298, 10840, 11111, 12464, 15580, 20596, 21680, 22222, 24928, 25745, 31160, 41192, 43360, 44444, 51490, 55555, 62320, 82384, 88888, 102980, 111110, 124640, 164768, 177776, 205960, 211109, 222220, 355552, 411920, 422218, 444440, 823840, 844436, 888880, 1055545, 1688872, 1777760, 2111090, 3377744, 4222180, 6755488, 8444360, 16888720, 33777440]

約数ペア:

[(1, 33777440), (2, 16888720), (4, 8444360), (5, 6755488), (8, 4222180), (10, 3377744), (16, 2111090), (19, 1777760), (20, 1688872), (32, 1055545), (38, 888880), (40, 844436), (41, 823840), (76, 444440), (80, 422218), (82, 411920), (95, 355552), (152, 222220), (160, 211109), (164, 205960), (190, 177776), (205, 164768), (271, 124640), (304, 111110), (328, 102980), (380, 88888), (410, 82384), (542, 62320), (608, 55555), (656, 51490), (760, 44444), (779, 43360), (820, 41192), (1084, 31160), (1312, 25745), (1355, 24928), (1520, 22222), (1558, 21680), (1640, 20596), (2168, 15580), (2710, 12464), (3040, 11111), (3116, 10840), (3280, 10298), (3895, 8672), (4336, 7790), (5149, 6560), (5420, 6232)]