805451640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{958871}}^1$

素因数の和:958892

約数の個数: 64

約数和(自身を含む): 2761551360

約数和(自身を除く): 1956099720

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, 958871, 1917742, 2876613, 3835484, 4794355, 5753226, 6712097, 7670968, 9588710, 11506452, 13424194, 14383065, 19177420, 20136291, 23012904, 26848388, 28766130, 33560485, 38354840, 40272582, 53696776, 57532260, 67120970, 80545164, 100681455, 115064520, 134241940, 161090328, 201362910, 268483880, 402725820, 805451640]

約数ペア:

[(1, 805451640), (2, 402725820), (3, 268483880), (4, 201362910), (5, 161090328), (6, 134241940), (7, 115064520), (8, 100681455), (10, 80545164), (12, 67120970), (14, 57532260), (15, 53696776), (20, 40272582), (21, 38354840), (24, 33560485), (28, 28766130), (30, 26848388), (35, 23012904), (40, 20136291), (42, 19177420), (56, 14383065), (60, 13424194), (70, 11506452), (84, 9588710), (105, 7670968), (120, 6712097), (140, 5753226), (168, 4794355), (210, 3835484), (280, 2876613), (420, 1917742), (840, 958871)]