56547820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{7621}}^1$

素因数の和:7690

約数の個数: 48

約数和(自身を含む): 138293568

約数和(自身を除く): 81745748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 7621, 15242, 30484, 38105, 53347, 76210, 106694, 152420, 213388, 266735, 403913, 533470, 807826, 1066940, 1615652, 2019565, 2827391, 4039130, 5654782, 8078260, 11309564, 14136955, 28273910, 56547820]

約数ペア:

[(1, 56547820), (2, 28273910), (4, 14136955), (5, 11309564), (7, 8078260), (10, 5654782), (14, 4039130), (20, 2827391), (28, 2019565), (35, 1615652), (53, 1066940), (70, 807826), (106, 533470), (140, 403913), (212, 266735), (265, 213388), (371, 152420), (530, 106694), (742, 76210), (1060, 53347), (1484, 38105), (1855, 30484), (3710, 15242), (7420, 7621)]