20551405740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{876019}}^1$

素因数の和:876071

約数の個数: 96

約数和(自身を含む): 63578027520

約数和(自身を除く): 43026621780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 30, 34, 46, 51, 60, 68, 69, 85, 92, 102, 115, 138, 170, 204, 230, 255, 276, 340, 345, 391, 460, 510, 690, 782, 1020, 1173, 1380, 1564, 1955, 2346, 3910, 4692, 5865, 7820, 11730, 23460, 876019, 1752038, 2628057, 3504076, 4380095, 5256114, 8760190, 10512228, 13140285, 14892323, 17520380, 20148437, 26280570, 29784646, 40296874, 44676969, 52561140, 59569292, 60445311, 74461615, 80593748, 89353938, 100742185, 120890622, 148923230, 178707876, 201484370, 223384845, 241781244, 297846460, 302226555, 342523429, 402968740, 446769690, 604453110, 685046858, 893539380, 1027570287, 1208906220, 1370093716, 1712617145, 2055140574, 3425234290, 4110281148, 5137851435, 6850468580, 10275702870, 20551405740]

約数ペア:

[(1, 20551405740), (2, 10275702870), (3, 6850468580), (4, 5137851435), (5, 4110281148), (6, 3425234290), (10, 2055140574), (12, 1712617145), (15, 1370093716), (17, 1208906220), (20, 1027570287), (23, 893539380), (30, 685046858), (34, 604453110), (46, 446769690), (51, 402968740), (60, 342523429), (68, 302226555), (69, 297846460), (85, 241781244), (92, 223384845), (102, 201484370), (115, 178707876), (138, 148923230), (170, 120890622), (204, 100742185), (230, 89353938), (255, 80593748), (276, 74461615), (340, 60445311), (345, 59569292), (391, 52561140), (460, 44676969), (510, 40296874), (690, 29784646), (782, 26280570), (1020, 20148437), (1173, 17520380), (1380, 14892323), (1564, 13140285), (1955, 10512228), (2346, 8760190), (3910, 5256114), (4692, 4380095), (5865, 3504076), (7820, 2628057), (11730, 1752038), (23460, 876019)]