1399694520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1666303}}^1$

素因数の和:1666324

約数の個数: 64

約数和(自身を含む): 4798955520

約数和(自身を除く): 3399261000

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, 1666303, 3332606, 4998909, 6665212, 8331515, 9997818, 11664121, 13330424, 16663030, 19995636, 23328242, 24994545, 33326060, 34992363, 39991272, 46656484, 49989090, 58320605, 66652120, 69984726, 93312968, 99978180, 116641210, 139969452, 174961815, 199956360, 233282420, 279938904, 349923630, 466564840, 699847260, 1399694520]

約数ペア:

[(1, 1399694520), (2, 699847260), (3, 466564840), (4, 349923630), (5, 279938904), (6, 233282420), (7, 199956360), (8, 174961815), (10, 139969452), (12, 116641210), (14, 99978180), (15, 93312968), (20, 69984726), (21, 66652120), (24, 58320605), (28, 49989090), (30, 46656484), (35, 39991272), (40, 34992363), (42, 33326060), (56, 24994545), (60, 23328242), (70, 19995636), (84, 16663030), (105, 13330424), (120, 11664121), (140, 9997818), (168, 8331515), (210, 6665212), (280, 4998909), (420, 3332606), (840, 1666303)]