201855220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19751}}^1$

素因数の和:19840

約数の個数: 48

約数和(自身を含む): 491113728

約数和(自身を除く): 289258508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 19751, 39502, 79004, 98755, 138257, 197510, 276514, 395020, 553028, 691285, 1382570, 1441823, 2765140, 2883646, 5767292, 7209115, 10092761, 14418230, 20185522, 28836460, 40371044, 50463805, 100927610, 201855220]

約数ペア:

[(1, 201855220), (2, 100927610), (4, 50463805), (5, 40371044), (7, 28836460), (10, 20185522), (14, 14418230), (20, 10092761), (28, 7209115), (35, 5767292), (70, 2883646), (73, 2765140), (140, 1441823), (146, 1382570), (292, 691285), (365, 553028), (511, 395020), (730, 276514), (1022, 197510), (1460, 138257), (2044, 98755), (2555, 79004), (5110, 39502), (10220, 19751)]