18817049090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{619}}^1\times {\mathrm{62039}}^1$

素因数の和:62679

約数の個数: 48

約数和(自身を含む): 39464884800

約数和(自身を除く): 20647835710

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 619, 1238, 3095, 4333, 6190, 8666, 21665, 30331, 43330, 60662, 62039, 124078, 151655, 303310, 310195, 434273, 620390, 868546, 2171365, 3039911, 4342730, 6079822, 15199555, 30399110, 38402141, 76804282, 192010705, 268814987, 384021410, 537629974, 1344074935, 1881704909, 2688149870, 3763409818, 9408524545, 18817049090]

約数ペア:

[(1, 18817049090), (2, 9408524545), (5, 3763409818), (7, 2688149870), (10, 1881704909), (14, 1344074935), (35, 537629974), (49, 384021410), (70, 268814987), (98, 192010705), (245, 76804282), (490, 38402141), (619, 30399110), (1238, 15199555), (3095, 6079822), (4333, 4342730), (6190, 3039911), (8666, 2171365), (21665, 868546), (30331, 620390), (43330, 434273), (60662, 310195), (62039, 303310), (124078, 151655)]