20120370256

素因数分解:

$2^4\times 7^1\times {\mathrm{4597}}^1\times {\mathrm{39079}}^1$

素因数の和:43691

約数の個数: 40

約数和(自身を含む): 44563080320

約数和(自身を除く): 24442710064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 4597, 9194, 18388, 32179, 36776, 39079, 64358, 73552, 78158, 128716, 156316, 257432, 273553, 312632, 514864, 547106, 625264, 1094212, 2188424, 4376848, 179646163, 359292326, 718584652, 1257523141, 1437169304, 2515046282, 2874338608, 5030092564, 10060185128, 20120370256]

約数ペア:

[(1, 20120370256), (2, 10060185128), (4, 5030092564), (7, 2874338608), (8, 2515046282), (14, 1437169304), (16, 1257523141), (28, 718584652), (56, 359292326), (112, 179646163), (4597, 4376848), (9194, 2188424), (18388, 1094212), (32179, 625264), (36776, 547106), (39079, 514864), (64358, 312632), (73552, 273553), (78158, 257432), (128716, 156316)]