190831420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 448620480

約数和(自身を除く): 257789060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 101, 130, 169, 172, 202, 215, 260, 338, 404, 430, 505, 559, 676, 845, 860, 1010, 1118, 1313, 1690, 2020, 2197, 2236, 2626, 2795, 3380, 4343, 4394, 5252, 5590, 6565, 7267, 8686, 8788, 10985, 11180, 13130, 14534, 17069, 17372, 21715, 21970, 26260, 29068, 34138, 36335, 43430, 43940, 56459, 68276, 72670, 85345, 86860, 94471, 112918, 145340, 170690, 188942, 221897, 225836, 282295, 341380, 377884, 443794, 472355, 564590, 733967, 887588, 944710, 1109485, 1129180, 1467934, 1889420, 2218970, 2935868, 3669835, 4437940, 7339670, 9541571, 14679340, 19083142, 38166284, 47707855, 95415710, 190831420]

約数ペア:

[(1, 190831420), (2, 95415710), (4, 47707855), (5, 38166284), (10, 19083142), (13, 14679340), (20, 9541571), (26, 7339670), (43, 4437940), (52, 3669835), (65, 2935868), (86, 2218970), (101, 1889420), (130, 1467934), (169, 1129180), (172, 1109485), (202, 944710), (215, 887588), (260, 733967), (338, 564590), (404, 472355), (430, 443794), (505, 377884), (559, 341380), (676, 282295), (845, 225836), (860, 221897), (1010, 188942), (1118, 170690), (1313, 145340), (1690, 112918), (2020, 94471), (2197, 86860), (2236, 85345), (2626, 72670), (2795, 68276), (3380, 56459), (4343, 43940), (4394, 43430), (5252, 36335), (5590, 34138), (6565, 29068), (7267, 26260), (8686, 21970), (8788, 21715), (10985, 17372), (11180, 17069), (13130, 14534)]