40001640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{6803}}^1$

素因数の和:6831

約数の個数: 96

約数和(自身を含む): 139618080

約数和(自身を除く): 99616440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 6803, 13606, 20409, 27212, 34015, 40818, 47621, 54424, 68030, 81636, 95242, 102045, 136060, 142863, 163272, 190484, 204090, 238105, 272120, 285726, 333347, 380968, 408180, 476210, 571452, 666694, 714315, 816360, 952420, 1000041, 1142904, 1333388, 1428630, 1666735, 1904840, 2000082, 2666776, 2857260, 3333470, 4000164, 5000205, 5714520, 6666940, 8000328, 10000410, 13333880, 20000820, 40001640]

約数ペア:

[(1, 40001640), (2, 20000820), (3, 13333880), (4, 10000410), (5, 8000328), (6, 6666940), (7, 5714520), (8, 5000205), (10, 4000164), (12, 3333470), (14, 2857260), (15, 2666776), (20, 2000082), (21, 1904840), (24, 1666735), (28, 1428630), (30, 1333388), (35, 1142904), (40, 1000041), (42, 952420), (49, 816360), (56, 714315), (60, 666694), (70, 571452), (84, 476210), (98, 408180), (105, 380968), (120, 333347), (140, 285726), (147, 272120), (168, 238105), (196, 204090), (210, 190484), (245, 163272), (280, 142863), (294, 136060), (392, 102045), (420, 95242), (490, 81636), (588, 68030), (735, 54424), (840, 47621), (980, 40818), (1176, 34015), (1470, 27212), (1960, 20409), (2940, 13606), (5880, 6803)]