213058780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{50971}}^1$

素因数の和:51010

約数の個数: 48

約数和(自身を含む): 513797760

約数和(自身を除く): 300738980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 50971, 101942, 203884, 254855, 509710, 560681, 968449, 1019420, 1121362, 1936898, 2242724, 2803405, 3873796, 4842245, 5606810, 9684490, 10652939, 11213620, 19368980, 21305878, 42611756, 53264695, 106529390, 213058780]

約数ペア:

[(1, 213058780), (2, 106529390), (4, 53264695), (5, 42611756), (10, 21305878), (11, 19368980), (19, 11213620), (20, 10652939), (22, 9684490), (38, 5606810), (44, 4842245), (55, 3873796), (76, 2803405), (95, 2242724), (110, 1936898), (190, 1121362), (209, 1019420), (220, 968449), (380, 560681), (418, 509710), (836, 254855), (1045, 203884), (2090, 101942), (4180, 50971)]