8030820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19121}}^1$

素因数の和:19140

約数の個数: 48

約数和(自身を含む): 25699968

約数和(自身を除く): 17669148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 19121, 38242, 57363, 76484, 95605, 114726, 133847, 191210, 229452, 267694, 286815, 382420, 401541, 535388, 573630, 669235, 803082, 1147260, 1338470, 1606164, 2007705, 2676940, 4015410, 8030820]

約数ペア:

[(1, 8030820), (2, 4015410), (3, 2676940), (4, 2007705), (5, 1606164), (6, 1338470), (7, 1147260), (10, 803082), (12, 669235), (14, 573630), (15, 535388), (20, 401541), (21, 382420), (28, 286815), (30, 267694), (35, 229452), (42, 191210), (60, 133847), (70, 114726), (84, 95605), (105, 76484), (140, 57363), (210, 38242), (420, 19121)]