20005750

素因数分解:

$2^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1861}}^1$

素因数の和:1921

約数の個数: 32

約数和(自身を含む): 38342304

約数和(自身を除く): 18336554

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 215, 250, 430, 1075, 1861, 2150, 3722, 5375, 9305, 10750, 18610, 46525, 80023, 93050, 160046, 232625, 400115, 465250, 800230, 2000575, 4001150, 10002875, 20005750]

約数ペア:

[(1, 20005750), (2, 10002875), (5, 4001150), (10, 2000575), (25, 800230), (43, 465250), (50, 400115), (86, 232625), (125, 160046), (215, 93050), (250, 80023), (430, 46525), (1075, 18610), (1861, 10750), (2150, 9305), (3722, 5375)]