31630480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{8069}}^1$

素因数の和:8096

約数の個数: 60

約数和(自身を含む): 85558140

約数和(自身を除く): 53927660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 8069, 16138, 32276, 40345, 56483, 64552, 80690, 112966, 129104, 161380, 225932, 282415, 322760, 395381, 451864, 564830, 645520, 790762, 903728, 1129660, 1581524, 1976905, 2259320, 3163048, 3953810, 4518640, 6326096, 7907620, 15815240, 31630480]

約数ペア:

[(1, 31630480), (2, 15815240), (4, 7907620), (5, 6326096), (7, 4518640), (8, 3953810), (10, 3163048), (14, 2259320), (16, 1976905), (20, 1581524), (28, 1129660), (35, 903728), (40, 790762), (49, 645520), (56, 564830), (70, 451864), (80, 395381), (98, 322760), (112, 282415), (140, 225932), (196, 161380), (245, 129104), (280, 112966), (392, 80690), (490, 64552), (560, 56483), (784, 40345), (980, 32276), (1960, 16138), (3920, 8069)]