2126126320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{857309}}^1$

素因数の和:857353

約数の個数: 40

約数和(自身を含む): 5102709120

約数和(自身を除く): 2976582800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 857309, 1714618, 3429236, 4286545, 6858472, 8573090, 13716944, 17146180, 26576579, 34292360, 53153158, 68584720, 106306316, 132882895, 212612632, 265765790, 425225264, 531531580, 1063063160, 2126126320]

約数ペア:

[(1, 2126126320), (2, 1063063160), (4, 531531580), (5, 425225264), (8, 265765790), (10, 212612632), (16, 132882895), (20, 106306316), (31, 68584720), (40, 53153158), (62, 34292360), (80, 26576579), (124, 17146180), (155, 13716944), (248, 8573090), (310, 6858472), (496, 4286545), (620, 3429236), (1240, 1714618), (2480, 857309)]