20374130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:315

約数の個数: 64

約数和(自身を含む): 44513280

約数和(自身を除く): 24139150

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 41, 62, 70, 82, 155, 205, 217, 229, 287, 310, 410, 434, 458, 574, 1085, 1145, 1271, 1435, 1603, 2170, 2290, 2542, 2870, 3206, 6355, 7099, 8015, 8897, 9389, 12710, 14198, 16030, 17794, 18778, 35495, 44485, 46945, 49693, 65723, 70990, 88970, 93890, 99386, 131446, 248465, 291059, 328615, 496930, 582118, 657230, 1455295, 2037413, 2910590, 4074826, 10187065, 20374130]

約数ペア:

[(1, 20374130), (2, 10187065), (5, 4074826), (7, 2910590), (10, 2037413), (14, 1455295), (31, 657230), (35, 582118), (41, 496930), (62, 328615), (70, 291059), (82, 248465), (155, 131446), (205, 99386), (217, 93890), (229, 88970), (287, 70990), (310, 65723), (410, 49693), (434, 46945), (458, 44485), (574, 35495), (1085, 18778), (1145, 17794), (1271, 16030), (1435, 14198), (1603, 12710), (2170, 9389), (2290, 8897), (2542, 8015), (2870, 7099), (3206, 6355)]