2281411520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229981}}^1$

素因数の和:230029

約数の個数: 56

約数和(自身を含む): 5607881088

約数和(自身を除く): 3326469568

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, 1240, 1984, 2480, 4960, 9920, 229981, 459962, 919924, 1149905, 1839848, 2299810, 3679696, 4599620, 7129411, 7359392, 9199240, 14258822, 14718784, 18398480, 28517644, 35647055, 36796960, 57035288, 71294110, 73593920, 114070576, 142588220, 228141152, 285176440, 456282304, 570352880, 1140705760, 2281411520]

約数ペア:

[(1, 2281411520), (2, 1140705760), (4, 570352880), (5, 456282304), (8, 285176440), (10, 228141152), (16, 142588220), (20, 114070576), (31, 73593920), (32, 71294110), (40, 57035288), (62, 36796960), (64, 35647055), (80, 28517644), (124, 18398480), (155, 14718784), (160, 14258822), (248, 9199240), (310, 7359392), (320, 7129411), (496, 4599620), (620, 3679696), (992, 2299810), (1240, 1839848), (1984, 1149905), (2480, 919924), (4960, 459962), (9920, 229981)]