2048629420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:623

約数の個数: 96

約数和(自身を含む): 4570030080

約数和(自身を除く): 2521400660

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 229, 235, 307, 310, 458, 470, 614, 620, 916, 940, 1145, 1228, 1457, 1535, 2290, 2914, 3070, 4580, 5828, 6140, 7099, 7285, 9517, 10763, 14198, 14429, 14570, 19034, 21526, 28396, 28858, 29140, 35495, 38068, 43052, 47585, 53815, 57716, 70303, 70990, 72145, 95170, 107630, 140606, 141980, 144290, 190340, 215260, 281212, 288580, 333653, 351515, 447299, 667306, 703030, 894598, 1334612, 1406060, 1668265, 1789196, 2179393, 2236495, 3304241, 3336530, 4358786, 4472990, 6608482, 6673060, 8717572, 8945980, 10896965, 13216964, 16521205, 21793930, 33042410, 43587860, 66084820, 102431471, 204862942, 409725884, 512157355, 1024314710, 2048629420]

約数ペア:

[(1, 2048629420), (2, 1024314710), (4, 512157355), (5, 409725884), (10, 204862942), (20, 102431471), (31, 66084820), (47, 43587860), (62, 33042410), (94, 21793930), (124, 16521205), (155, 13216964), (188, 10896965), (229, 8945980), (235, 8717572), (307, 6673060), (310, 6608482), (458, 4472990), (470, 4358786), (614, 3336530), (620, 3304241), (916, 2236495), (940, 2179393), (1145, 1789196), (1228, 1668265), (1457, 1406060), (1535, 1334612), (2290, 894598), (2914, 703030), (3070, 667306), (4580, 447299), (5828, 351515), (6140, 333653), (7099, 288580), (7285, 281212), (9517, 215260), (10763, 190340), (14198, 144290), (14429, 141980), (14570, 140606), (19034, 107630), (21526, 95170), (28396, 72145), (28858, 70990), (29140, 70303), (35495, 57716), (38068, 53815), (43052, 47585)]