190049780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{773}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 421303680

約数和(自身を除く): 231253900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 647, 773, 1294, 1546, 2588, 3092, 3235, 3865, 6470, 7730, 12293, 12940, 14687, 15460, 24586, 29374, 49172, 58748, 61465, 73435, 122930, 146870, 245860, 293740, 500131, 1000262, 2000524, 2500655, 5001310, 9502489, 10002620, 19004978, 38009956, 47512445, 95024890, 190049780]

約数ペア:

[(1, 190049780), (2, 95024890), (4, 47512445), (5, 38009956), (10, 19004978), (19, 10002620), (20, 9502489), (38, 5001310), (76, 2500655), (95, 2000524), (190, 1000262), (380, 500131), (647, 293740), (773, 245860), (1294, 146870), (1546, 122930), (2588, 73435), (3092, 61465), (3235, 58748), (3865, 49172), (6470, 29374), (7730, 24586), (12293, 15460), (12940, 14687)]