20199402140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{773}}^1\times {\mathrm{21419}}^1$

素因数の和:22262

約数の個数: 48

約数和(自身を含む): 43171924320

約数和(自身を除く): 22972522180

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 773, 1220, 1546, 3092, 3865, 7730, 15460, 21419, 42838, 47153, 85676, 94306, 107095, 188612, 214190, 235765, 428380, 471530, 943060, 1306559, 2613118, 5226236, 6532795, 13065590, 16556887, 26131180, 33113774, 66227548, 82784435, 165568870, 331137740, 1009970107, 2019940214, 4039880428, 5049850535, 10099701070, 20199402140]

約数ペア:

[(1, 20199402140), (2, 10099701070), (4, 5049850535), (5, 4039880428), (10, 2019940214), (20, 1009970107), (61, 331137740), (122, 165568870), (244, 82784435), (305, 66227548), (610, 33113774), (773, 26131180), (1220, 16556887), (1546, 13065590), (3092, 6532795), (3865, 5226236), (7730, 2613118), (15460, 1306559), (21419, 943060), (42838, 471530), (47153, 428380), (85676, 235765), (94306, 214190), (107095, 188612)]