196413980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1402957}}^1$

素因数の和:1402973

約数の個数: 24

約数和(自身を含む): 471393888

約数和(自身を除く): 274979908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1402957, 2805914, 5611828, 7014785, 9820699, 14029570, 19641398, 28059140, 39282796, 49103495, 98206990, 196413980]

約数ペア:

[(1, 196413980), (2, 98206990), (4, 49103495), (5, 39282796), (7, 28059140), (10, 19641398), (14, 14029570), (20, 9820699), (28, 7014785), (35, 5611828), (70, 2805914), (140, 1402957)]