45972020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{389}}^1$

素因数の和:728

約数の個数: 48

約数和(自身を含む): 102211200

約数和(自身を除く): 56239180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 311, 380, 389, 622, 778, 1244, 1555, 1556, 1945, 3110, 3890, 5909, 6220, 7391, 7780, 11818, 14782, 23636, 29545, 29564, 36955, 59090, 73910, 118180, 120979, 147820, 241958, 483916, 604895, 1209790, 2298601, 2419580, 4597202, 9194404, 11493005, 22986010, 45972020]

約数ペア:

[(1, 45972020), (2, 22986010), (4, 11493005), (5, 9194404), (10, 4597202), (19, 2419580), (20, 2298601), (38, 1209790), (76, 604895), (95, 483916), (190, 241958), (311, 147820), (380, 120979), (389, 118180), (622, 73910), (778, 59090), (1244, 36955), (1555, 29564), (1556, 29545), (1945, 23636), (3110, 14782), (3890, 11818), (5909, 7780), (6220, 7391)]