38462620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1069}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 92756160

約数和(自身を除く): 54293540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1069, 1285, 1799, 2138, 2570, 3598, 4276, 5140, 5345, 7196, 7483, 8995, 10690, 14966, 17990, 21380, 29932, 35980, 37415, 74830, 149660, 274733, 549466, 1098932, 1373665, 1923131, 2747330, 3846262, 5494660, 7692524, 9615655, 19231310, 38462620]

約数ペア:

[(1, 38462620), (2, 19231310), (4, 9615655), (5, 7692524), (7, 5494660), (10, 3846262), (14, 2747330), (20, 1923131), (28, 1373665), (35, 1098932), (70, 549466), (140, 274733), (257, 149660), (514, 74830), (1028, 37415), (1069, 35980), (1285, 29932), (1799, 21380), (2138, 17990), (2570, 14966), (3598, 10690), (4276, 8995), (5140, 7483), (5345, 7196)]