18955560280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1\times {\mathrm{12569}}^1$

素因数の和:13636

約数の個数: 64

約数和(自身を含む): 43849188000

約数和(自身を除く): 24893627720

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1019, 1480, 2038, 4076, 5095, 8152, 10190, 12569, 20380, 25138, 37703, 40760, 50276, 62845, 75406, 100552, 125690, 150812, 188515, 251380, 301624, 377030, 465053, 502760, 754060, 930106, 1508120, 1860212, 2325265, 3720424, 4650530, 9301060, 12807811, 18602120, 25615622, 51231244, 64039055, 102462488, 128078110, 256156220, 473889007, 512312440, 947778014, 1895556028, 2369445035, 3791112056, 4738890070, 9477780140, 18955560280]

約数ペア:

[(1, 18955560280), (2, 9477780140), (4, 4738890070), (5, 3791112056), (8, 2369445035), (10, 1895556028), (20, 947778014), (37, 512312440), (40, 473889007), (74, 256156220), (148, 128078110), (185, 102462488), (296, 64039055), (370, 51231244), (740, 25615622), (1019, 18602120), (1480, 12807811), (2038, 9301060), (4076, 4650530), (5095, 3720424), (8152, 2325265), (10190, 1860212), (12569, 1508120), (20380, 930106), (25138, 754060), (37703, 502760), (40760, 465053), (50276, 377030), (62845, 301624), (75406, 251380), (100552, 188515), (125690, 150812)]