1091294080

素因数分解:

$2^7\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1999}}^1$

素因数の和:2871

約数の個数: 64

約数和(自身を含む): 2613240000

約数和(自身を除く): 1521945920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 853, 1706, 1999, 3412, 3998, 4265, 6824, 7996, 8530, 9995, 13648, 15992, 17060, 19990, 27296, 31984, 34120, 39980, 54592, 63968, 68240, 79960, 109184, 127936, 136480, 159920, 255872, 272960, 319840, 545920, 639680, 1279360, 1705147, 3410294, 6820588, 8525735, 13641176, 17051470, 27282352, 34102940, 54564704, 68205880, 109129408, 136411760, 218258816, 272823520, 545647040, 1091294080]

約数ペア:

[(1, 1091294080), (2, 545647040), (4, 272823520), (5, 218258816), (8, 136411760), (10, 109129408), (16, 68205880), (20, 54564704), (32, 34102940), (40, 27282352), (64, 17051470), (80, 13641176), (128, 8525735), (160, 6820588), (320, 3410294), (640, 1705147), (853, 1279360), (1706, 639680), (1999, 545920), (3412, 319840), (3998, 272960), (4265, 255872), (6824, 159920), (7996, 136480), (8530, 127936), (9995, 109184), (13648, 79960), (15992, 68240), (17060, 63968), (19990, 54592), (27296, 39980), (31984, 34120)]