30365420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:2018

約数の個数: 48

約数和(自身を含む): 68796000

約数和(自身を除く): 38430580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 1949, 3116, 3895, 3898, 7790, 7796, 9745, 15580, 19490, 37031, 38980, 74062, 79909, 148124, 159818, 185155, 319636, 370310, 399545, 740620, 799090, 1518271, 1598180, 3036542, 6073084, 7591355, 15182710, 30365420]

約数ペア:

[(1, 30365420), (2, 15182710), (4, 7591355), (5, 6073084), (10, 3036542), (19, 1598180), (20, 1518271), (38, 799090), (41, 740620), (76, 399545), (82, 370310), (95, 319636), (164, 185155), (190, 159818), (205, 148124), (380, 79909), (410, 74062), (779, 38980), (820, 37031), (1558, 19490), (1949, 15580), (3116, 9745), (3895, 7796), (3898, 7790)]