66274460

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{9661}}^1$

素因数の和:9691

約数の個数: 48

約数和(自身を含む): 162321600

約数和(自身を除く): 96047140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 9661, 19322, 38644, 48305, 67627, 96610, 135254, 193220, 270508, 338135, 473389, 676270, 946778, 1352540, 1893556, 2366945, 3313723, 4733890, 6627446, 9467780, 13254892, 16568615, 33137230, 66274460]

約数ペア:

[(1, 66274460), (2, 33137230), (4, 16568615), (5, 13254892), (7, 9467780), (10, 6627446), (14, 4733890), (20, 3313723), (28, 2366945), (35, 1893556), (49, 1352540), (70, 946778), (98, 676270), (140, 473389), (196, 338135), (245, 270508), (343, 193220), (490, 135254), (686, 96610), (980, 67627), (1372, 48305), (1715, 38644), (3430, 19322), (6860, 9661)]