28857747770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1\times {\mathrm{197507}}^1$

素因数の和:198302

約数の個数: 32

約数和(自身を含む): 54749217600

約数和(自身を除く): 25891469830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 769, 1538, 3845, 7690, 14611, 29222, 73055, 146110, 197507, 395014, 987535, 1975070, 3752633, 7505266, 18763165, 37526330, 151882883, 303765766, 759414415, 1518828830, 2885774777, 5771549554, 14428873885, 28857747770]

約数ペア:

[(1, 28857747770), (2, 14428873885), (5, 5771549554), (10, 2885774777), (19, 1518828830), (38, 759414415), (95, 303765766), (190, 151882883), (769, 37526330), (1538, 18763165), (3845, 7505266), (7690, 3752633), (14611, 1975070), (29222, 987535), (73055, 395014), (146110, 197507)]