1570216520

素因数分解:

$2^3\times 5^1\times {\mathrm{2053}}^1\times {\mathrm{19121}}^1$

素因数の和:21185

約数の個数: 32

約数和(自身を含む): 3534892920

約数和(自身を除く): 1964676400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2053, 4106, 8212, 10265, 16424, 19121, 20530, 38242, 41060, 76484, 82120, 95605, 152968, 191210, 382420, 764840, 39255413, 78510826, 157021652, 196277065, 314043304, 392554130, 785108260, 1570216520]

約数ペア:

[(1, 1570216520), (2, 785108260), (4, 392554130), (5, 314043304), (8, 196277065), (10, 157021652), (20, 78510826), (40, 39255413), (2053, 764840), (4106, 382420), (8212, 191210), (10265, 152968), (16424, 95605), (19121, 82120), (20530, 76484), (38242, 41060)]