2019752620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 4483454976

約数和(自身を除く): 2463702356

約数列:

[1, 2, 4, 5, 10, 20, 47, 53, 71, 94, 106, 142, 188, 212, 235, 265, 284, 355, 470, 530, 571, 710, 940, 1060, 1142, 1420, 2284, 2491, 2855, 3337, 3763, 4982, 5710, 6674, 7526, 9964, 11420, 12455, 13348, 15052, 16685, 18815, 24910, 26837, 30263, 33370, 37630, 40541, 49820, 53674, 60526, 66740, 75260, 81082, 107348, 121052, 134185, 151315, 162164, 176861, 202705, 268370, 302630, 353722, 405410, 536740, 605260, 707444, 810820, 884305, 1422361, 1768610, 1905427, 2148673, 2844722, 3537220, 3810854, 4297346, 5689444, 7111805, 7621708, 8594692, 9527135, 10743365, 14223610, 19054270, 21486730, 28447220, 38108540, 42973460, 100987631, 201975262, 403950524, 504938155, 1009876310, 2019752620]

約数ペア:

[(1, 2019752620), (2, 1009876310), (4, 504938155), (5, 403950524), (10, 201975262), (20, 100987631), (47, 42973460), (53, 38108540), (71, 28447220), (94, 21486730), (106, 19054270), (142, 14223610), (188, 10743365), (212, 9527135), (235, 8594692), (265, 7621708), (284, 7111805), (355, 5689444), (470, 4297346), (530, 3810854), (571, 3537220), (710, 2844722), (940, 2148673), (1060, 1905427), (1142, 1768610), (1420, 1422361), (2284, 884305), (2491, 810820), (2855, 707444), (3337, 605260), (3763, 536740), (4982, 405410), (5710, 353722), (6674, 302630), (7526, 268370), (9964, 202705), (11420, 176861), (12455, 162164), (13348, 151315), (15052, 134185), (16685, 121052), (18815, 107348), (24910, 81082), (26837, 75260), (30263, 66740), (33370, 60526), (37630, 53674), (40541, 49820)]