2017353880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{25771}}^1$

素因数の和:25904

約数の個数: 64

約数和(自身を含む): 4824518400

約数和(自身を除く): 2807164520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 380, 412, 515, 760, 824, 1030, 1957, 2060, 3914, 4120, 7828, 9785, 15656, 19570, 25771, 39140, 51542, 78280, 103084, 128855, 206168, 257710, 489649, 515420, 979298, 1030840, 1958596, 2448245, 2654413, 3917192, 4896490, 5308826, 9792980, 10617652, 13272065, 19585960, 21235304, 26544130, 50433847, 53088260, 100867694, 106176520, 201735388, 252169235, 403470776, 504338470, 1008676940, 2017353880]

約数ペア:

[(1, 2017353880), (2, 1008676940), (4, 504338470), (5, 403470776), (8, 252169235), (10, 201735388), (19, 106176520), (20, 100867694), (38, 53088260), (40, 50433847), (76, 26544130), (95, 21235304), (103, 19585960), (152, 13272065), (190, 10617652), (206, 9792980), (380, 5308826), (412, 4896490), (515, 3917192), (760, 2654413), (824, 2448245), (1030, 1958596), (1957, 1030840), (2060, 979298), (3914, 515420), (4120, 489649), (7828, 257710), (9785, 206168), (15656, 128855), (19570, 103084), (25771, 78280), (39140, 51542)]