25921060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2076

約数の個数: 48

約数和(自身を含む): 60419520

約数和(自身を除く): 34498460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 1997, 2596, 3245, 3994, 6490, 7988, 9985, 12980, 19970, 21967, 39940, 43934, 87868, 109835, 117823, 219670, 235646, 439340, 471292, 589115, 1178230, 1296053, 2356460, 2592106, 5184212, 6480265, 12960530, 25921060]

約数ペア:

[(1, 25921060), (2, 12960530), (4, 6480265), (5, 5184212), (10, 2592106), (11, 2356460), (20, 1296053), (22, 1178230), (44, 589115), (55, 471292), (59, 439340), (110, 235646), (118, 219670), (220, 117823), (236, 109835), (295, 87868), (590, 43934), (649, 39940), (1180, 21967), (1298, 19970), (1997, 12980), (2596, 9985), (3245, 7988), (3994, 6490)]