20184895850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{229}}^1\times {\mathrm{35977}}^1$

素因数の和:36232

約数の個数: 72

約数和(自身を含む): 43865456940

約数和(自身を除く): 23680561090

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 175, 229, 245, 350, 458, 490, 1145, 1225, 1603, 2290, 2450, 3206, 5725, 8015, 11221, 11450, 16030, 22442, 35977, 40075, 56105, 71954, 80150, 112210, 179885, 251839, 280525, 359770, 503678, 561050, 899425, 1259195, 1762873, 1798850, 2518390, 3525746, 6295975, 8238733, 8814365, 12591950, 16477466, 17628730, 41193665, 44071825, 57671131, 82387330, 88143650, 115342262, 205968325, 288355655, 403697917, 411936650, 576711310, 807395834, 1441778275, 2018489585, 2883556550, 4036979170, 10092447925, 20184895850]

約数ペア:

[(1, 20184895850), (2, 10092447925), (5, 4036979170), (7, 2883556550), (10, 2018489585), (14, 1441778275), (25, 807395834), (35, 576711310), (49, 411936650), (50, 403697917), (70, 288355655), (98, 205968325), (175, 115342262), (229, 88143650), (245, 82387330), (350, 57671131), (458, 44071825), (490, 41193665), (1145, 17628730), (1225, 16477466), (1603, 12591950), (2290, 8814365), (2450, 8238733), (3206, 6295975), (5725, 3525746), (8015, 2518390), (11221, 1798850), (11450, 1762873), (16030, 1259195), (22442, 899425), (35977, 561050), (40075, 503678), (56105, 359770), (71954, 280525), (80150, 251839), (112210, 179885)]