201392720

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{41269}}^1$

素因数の和:41343

約数の個数: 40

約数和(自身を含む): 475925640

約数和(自身を除く): 274532920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 41269, 82538, 165076, 206345, 330152, 412690, 660304, 825380, 1650760, 2517409, 3301520, 5034818, 10069636, 12587045, 20139272, 25174090, 40278544, 50348180, 100696360, 201392720]

約数ペア:

[(1, 201392720), (2, 100696360), (4, 50348180), (5, 40278544), (8, 25174090), (10, 20139272), (16, 12587045), (20, 10069636), (40, 5034818), (61, 3301520), (80, 2517409), (122, 1650760), (244, 825380), (305, 660304), (488, 412690), (610, 330152), (976, 206345), (1220, 165076), (2440, 82538), (4880, 41269)]