394214520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{469303}}^1$

素因数の和:469324

約数の個数: 64

約数和(自身を含む): 1351595520

約数和(自身を除く): 957381000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 469303, 938606, 1407909, 1877212, 2346515, 2815818, 3285121, 3754424, 4693030, 5631636, 6570242, 7039545, 9386060, 9855363, 11263272, 13140484, 14079090, 16425605, 18772120, 19710726, 26280968, 28158180, 32851210, 39421452, 49276815, 56316360, 65702420, 78842904, 98553630, 131404840, 197107260, 394214520]

約数ペア:

[(1, 394214520), (2, 197107260), (3, 131404840), (4, 98553630), (5, 78842904), (6, 65702420), (7, 56316360), (8, 49276815), (10, 39421452), (12, 32851210), (14, 28158180), (15, 26280968), (20, 19710726), (21, 18772120), (24, 16425605), (28, 14079090), (30, 13140484), (35, 11263272), (40, 9855363), (42, 9386060), (56, 7039545), (60, 6570242), (70, 5631636), (84, 4693030), (105, 3754424), (120, 3285121), (140, 2815818), (168, 2346515), (210, 1877212), (280, 1407909), (420, 938606), (840, 469303)]