20199808330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{601}}^1\times {\mathrm{1129}}^1$

素因数の和:1979

約数の個数: 64

約数和(自身を含む): 39427869600

約数和(自身を除く): 19228061270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 229, 458, 601, 1129, 1145, 1202, 2258, 2290, 2977, 3005, 5645, 5954, 6010, 7813, 11290, 14677, 14885, 15626, 29354, 29770, 39065, 73385, 78130, 137629, 146770, 258541, 275258, 517082, 678529, 688145, 1292705, 1357058, 1376290, 1789177, 2585410, 3361033, 3392645, 3578354, 6722066, 6785290, 8820877, 8945885, 16805165, 17641754, 17891770, 33610330, 44104385, 88208770, 155383141, 310766282, 776915705, 1553831410, 2019980833, 4039961666, 10099904165, 20199808330]

約数ペア:

[(1, 20199808330), (2, 10099904165), (5, 4039961666), (10, 2019980833), (13, 1553831410), (26, 776915705), (65, 310766282), (130, 155383141), (229, 88208770), (458, 44104385), (601, 33610330), (1129, 17891770), (1145, 17641754), (1202, 16805165), (2258, 8945885), (2290, 8820877), (2977, 6785290), (3005, 6722066), (5645, 3578354), (5954, 3392645), (6010, 3361033), (7813, 2585410), (11290, 1789177), (14677, 1376290), (14885, 1357058), (15626, 1292705), (29354, 688145), (29770, 678529), (39065, 517082), (73385, 275258), (78130, 258541), (137629, 146770)]