39363820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 88300800

約数和(自身を除く): 48936980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 1459, 2698, 2918, 5396, 5836, 6745, 7295, 13490, 14590, 26980, 27721, 29180, 55442, 103589, 110884, 138605, 207178, 277210, 414356, 517945, 554420, 1035890, 1968191, 2071780, 3936382, 7872764, 9840955, 19681910, 39363820]

約数ペア:

[(1, 39363820), (2, 19681910), (4, 9840955), (5, 7872764), (10, 3936382), (19, 2071780), (20, 1968191), (38, 1035890), (71, 554420), (76, 517945), (95, 414356), (142, 277210), (190, 207178), (284, 138605), (355, 110884), (380, 103589), (710, 55442), (1349, 29180), (1420, 27721), (1459, 26980), (2698, 14590), (2918, 13490), (5396, 7295), (5836, 6745)]