61922420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1103}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 149119488

約数和(自身を除く): 87197068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1103, 1604, 2005, 2206, 2807, 4010, 4412, 5515, 5614, 7721, 8020, 11030, 11228, 14035, 15442, 22060, 28070, 30884, 38605, 56140, 77210, 154420, 442303, 884606, 1769212, 2211515, 3096121, 4423030, 6192242, 8846060, 12384484, 15480605, 30961210, 61922420]

約数ペア:

[(1, 61922420), (2, 30961210), (4, 15480605), (5, 12384484), (7, 8846060), (10, 6192242), (14, 4423030), (20, 3096121), (28, 2211515), (35, 1769212), (70, 884606), (140, 442303), (401, 154420), (802, 77210), (1103, 56140), (1604, 38605), (2005, 30884), (2206, 28070), (2807, 22060), (4010, 15442), (4412, 14035), (5515, 11228), (5614, 11030), (7721, 8020)]