2019114580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{16223}}^1$

素因数の和:16373

約数の個数: 72

約数和(自身を含む): 4971552768

約数和(自身を除く): 2952438188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1270, 1778, 2540, 3556, 4445, 6223, 8890, 12446, 16223, 17780, 24892, 31115, 32446, 62230, 64892, 81115, 113561, 124460, 162230, 227122, 324460, 454244, 567805, 794927, 1135610, 1589854, 2060321, 2271220, 3179708, 3974635, 4120642, 7949270, 8241284, 10301605, 14422247, 15898540, 20603210, 28844494, 41206420, 57688988, 72111235, 100955729, 144222470, 201911458, 288444940, 403822916, 504778645, 1009557290, 2019114580]

約数ペア:

[(1, 2019114580), (2, 1009557290), (4, 504778645), (5, 403822916), (7, 288444940), (10, 201911458), (14, 144222470), (20, 100955729), (28, 72111235), (35, 57688988), (49, 41206420), (70, 28844494), (98, 20603210), (127, 15898540), (140, 14422247), (196, 10301605), (245, 8241284), (254, 7949270), (490, 4120642), (508, 3974635), (635, 3179708), (889, 2271220), (980, 2060321), (1270, 1589854), (1778, 1135610), (2540, 794927), (3556, 567805), (4445, 454244), (6223, 324460), (8890, 227122), (12446, 162230), (16223, 124460), (17780, 113561), (24892, 81115), (31115, 64892), (32446, 62230)]