128040620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{5711}}^1$

素因数の和:5798

約数の個数: 48

約数和(自身を含む): 287884800

約数和(自身を除く): 159844180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 5711, 11210, 11422, 22420, 22844, 28555, 57110, 108509, 114220, 217018, 336949, 434036, 542545, 673898, 1085090, 1347796, 1684745, 2170180, 3369490, 6402031, 6738980, 12804062, 25608124, 32010155, 64020310, 128040620]

約数ペア:

[(1, 128040620), (2, 64020310), (4, 32010155), (5, 25608124), (10, 12804062), (19, 6738980), (20, 6402031), (38, 3369490), (59, 2170180), (76, 1684745), (95, 1347796), (118, 1085090), (190, 673898), (236, 542545), (295, 434036), (380, 336949), (590, 217018), (1121, 114220), (1180, 108509), (2242, 57110), (4484, 28555), (5605, 22844), (5711, 22420), (11210, 11422)]