20006284610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1381}}^1\times {\mathrm{2371}}^1$

素因数の和:3819

約数の個数: 64

約数和(自身を含む): 39651945984

約数和(自身を除く): 19645661374

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 1381, 2371, 2762, 3055, 4742, 6110, 6905, 11855, 13810, 17953, 23710, 30823, 35906, 61646, 64907, 89765, 111437, 129814, 154115, 179530, 222874, 308230, 324535, 557185, 649070, 843791, 1114370, 1448681, 1687582, 2897362, 3274351, 4218955, 6548702, 7243405, 8437910, 14486810, 16371755, 32743510, 42566563, 85133126, 153894497, 212832815, 307788994, 425665630, 769472485, 1538944970, 2000628461, 4001256922, 10003142305, 20006284610]

約数ペア:

[(1, 20006284610), (2, 10003142305), (5, 4001256922), (10, 2000628461), (13, 1538944970), (26, 769472485), (47, 425665630), (65, 307788994), (94, 212832815), (130, 153894497), (235, 85133126), (470, 42566563), (611, 32743510), (1222, 16371755), (1381, 14486810), (2371, 8437910), (2762, 7243405), (3055, 6548702), (4742, 4218955), (6110, 3274351), (6905, 2897362), (11855, 1687582), (13810, 1448681), (17953, 1114370), (23710, 843791), (30823, 649070), (35906, 557185), (61646, 324535), (64907, 308230), (89765, 222874), (111437, 179530), (129814, 154115)]