40285280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{35969}}^1$

素因数の和:35991

約数の個数: 48

約数和(自身を含む): 108773280

約数和(自身を除く): 68488000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 35969, 71938, 143876, 179845, 251783, 287752, 359690, 503566, 575504, 719380, 1007132, 1151008, 1258915, 1438760, 2014264, 2517830, 2877520, 4028528, 5035660, 5755040, 8057056, 10071320, 20142640, 40285280]

約数ペア:

[(1, 40285280), (2, 20142640), (4, 10071320), (5, 8057056), (7, 5755040), (8, 5035660), (10, 4028528), (14, 2877520), (16, 2517830), (20, 2014264), (28, 1438760), (32, 1258915), (35, 1151008), (40, 1007132), (56, 719380), (70, 575504), (80, 503566), (112, 359690), (140, 287752), (160, 251783), (224, 179845), (280, 143876), (560, 71938), (1120, 35969)]