30841360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 79227072

約数和(自身を除く): 48385712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 347, 404, 440, 505, 694, 808, 880, 1010, 1111, 1388, 1616, 1735, 2020, 2222, 2776, 3470, 3817, 4040, 4444, 5552, 5555, 6940, 7634, 8080, 8888, 11110, 13880, 15268, 17776, 19085, 22220, 27760, 30536, 35047, 38170, 44440, 61072, 70094, 76340, 88880, 140188, 152680, 175235, 280376, 305360, 350470, 385517, 560752, 700940, 771034, 1401880, 1542068, 1927585, 2803760, 3084136, 3855170, 6168272, 7710340, 15420680, 30841360]

約数ペア:

[(1, 30841360), (2, 15420680), (4, 7710340), (5, 6168272), (8, 3855170), (10, 3084136), (11, 2803760), (16, 1927585), (20, 1542068), (22, 1401880), (40, 771034), (44, 700940), (55, 560752), (80, 385517), (88, 350470), (101, 305360), (110, 280376), (176, 175235), (202, 152680), (220, 140188), (347, 88880), (404, 76340), (440, 70094), (505, 61072), (694, 44440), (808, 38170), (880, 35047), (1010, 30536), (1111, 27760), (1388, 22220), (1616, 19085), (1735, 17776), (2020, 15268), (2222, 13880), (2776, 11110), (3470, 8888), (3817, 8080), (4040, 7634), (4444, 6940), (5552, 5555)]