2515673320

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{63463}}^1$

素因数の和:64465

約数の個数: 32

約数和(自身を含む): 5666065920

約数和(自身を除く): 3150392600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1982, 3964, 4955, 7928, 9910, 19820, 39640, 63463, 126926, 253852, 317315, 507704, 634630, 1269260, 2538520, 62891833, 125783666, 251567332, 314459165, 503134664, 628918330, 1257836660, 2515673320]

約数ペア:

[(1, 2515673320), (2, 1257836660), (4, 628918330), (5, 503134664), (8, 314459165), (10, 251567332), (20, 125783666), (40, 62891833), (991, 2538520), (1982, 1269260), (3964, 634630), (4955, 507704), (7928, 317315), (9910, 253852), (19820, 126926), (39640, 63463)]