2018800520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{14753}}^1$

素因数の和:15086

約数の個数: 64

約数和(自身を含む): 4971507840

約数和(自身を除く): 2952707320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 311, 440, 622, 1244, 1555, 2488, 3110, 3421, 6220, 6842, 12440, 13684, 14753, 17105, 27368, 29506, 34210, 59012, 68420, 73765, 118024, 136840, 147530, 162283, 295060, 324566, 590120, 649132, 811415, 1298264, 1622830, 3245660, 4588183, 6491320, 9176366, 18352732, 22940915, 36705464, 45881830, 50470013, 91763660, 100940026, 183527320, 201880052, 252350065, 403760104, 504700130, 1009400260, 2018800520]

約数ペア:

[(1, 2018800520), (2, 1009400260), (4, 504700130), (5, 403760104), (8, 252350065), (10, 201880052), (11, 183527320), (20, 100940026), (22, 91763660), (40, 50470013), (44, 45881830), (55, 36705464), (88, 22940915), (110, 18352732), (220, 9176366), (311, 6491320), (440, 4588183), (622, 3245660), (1244, 1622830), (1555, 1298264), (2488, 811415), (3110, 649132), (3421, 590120), (6220, 324566), (6842, 295060), (12440, 162283), (13684, 147530), (14753, 136840), (17105, 118024), (27368, 73765), (29506, 68420), (34210, 59012)]