40825890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{21601}}^1$

素因数の和:21624

約数の個数: 64

約数和(自身を含む): 124427520

約数和(自身を除く): 83601630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 21601, 43202, 64803, 108005, 129606, 151207, 194409, 216010, 302414, 324015, 388818, 453621, 583227, 648030, 756035, 907242, 972045, 1166454, 1360863, 1512070, 1944090, 2268105, 2721726, 2916135, 4082589, 4536210, 5832270, 6804315, 8165178, 13608630, 20412945, 40825890]

約数ペア:

[(1, 40825890), (2, 20412945), (3, 13608630), (5, 8165178), (6, 6804315), (7, 5832270), (9, 4536210), (10, 4082589), (14, 2916135), (15, 2721726), (18, 2268105), (21, 1944090), (27, 1512070), (30, 1360863), (35, 1166454), (42, 972045), (45, 907242), (54, 756035), (63, 648030), (70, 583227), (90, 453621), (105, 388818), (126, 324015), (135, 302414), (189, 216010), (210, 194409), (270, 151207), (315, 129606), (378, 108005), (630, 64803), (945, 43202), (1890, 21601)]