12211520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1231}}^1$

素因数の和:1279

約数の個数: 56

約数和(自身を含む): 30041088

約数和(自身を除く): 17829568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1231, 1240, 1984, 2462, 2480, 4924, 4960, 6155, 9848, 9920, 12310, 19696, 24620, 38161, 39392, 49240, 76322, 78784, 98480, 152644, 190805, 196960, 305288, 381610, 393920, 610576, 763220, 1221152, 1526440, 2442304, 3052880, 6105760, 12211520]

約数ペア:

[(1, 12211520), (2, 6105760), (4, 3052880), (5, 2442304), (8, 1526440), (10, 1221152), (16, 763220), (20, 610576), (31, 393920), (32, 381610), (40, 305288), (62, 196960), (64, 190805), (80, 152644), (124, 98480), (155, 78784), (160, 76322), (248, 49240), (310, 39392), (320, 38161), (496, 24620), (620, 19696), (992, 12310), (1231, 9920), (1240, 9848), (1984, 6155), (2462, 4960), (2480, 4924)]