30996680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5454

約数の個数: 64

約数和(自身を含む): 81950400

約数和(自身を除く): 50953720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5419, 5720, 10838, 21676, 27095, 43352, 54190, 59609, 70447, 108380, 119218, 140894, 216760, 238436, 281788, 298045, 352235, 476872, 563576, 596090, 704470, 774917, 1192180, 1408940, 1549834, 2384360, 2817880, 3099668, 3874585, 6199336, 7749170, 15498340, 30996680]

約数ペア:

[(1, 30996680), (2, 15498340), (4, 7749170), (5, 6199336), (8, 3874585), (10, 3099668), (11, 2817880), (13, 2384360), (20, 1549834), (22, 1408940), (26, 1192180), (40, 774917), (44, 704470), (52, 596090), (55, 563576), (65, 476872), (88, 352235), (104, 298045), (110, 281788), (130, 238436), (143, 216760), (220, 140894), (260, 119218), (286, 108380), (440, 70447), (520, 59609), (572, 54190), (715, 43352), (1144, 27095), (1430, 21676), (2860, 10838), (5419, 5720)]