7979010620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2539}}^1\times {\mathrm{22447}}^1$

素因数の和:25002

約数の個数: 48

約数和(自身を含む): 19158021120

約数和(自身を除く): 11179010500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2539, 5078, 10156, 12695, 17773, 22447, 25390, 35546, 44894, 50780, 71092, 88865, 89788, 112235, 157129, 177730, 224470, 314258, 355460, 448940, 628516, 785645, 1571290, 3142580, 56992933, 113985866, 227971732, 284964665, 398950531, 569929330, 797901062, 1139858660, 1595802124, 1994752655, 3989505310, 7979010620]

約数ペア:

[(1, 7979010620), (2, 3989505310), (4, 1994752655), (5, 1595802124), (7, 1139858660), (10, 797901062), (14, 569929330), (20, 398950531), (28, 284964665), (35, 227971732), (70, 113985866), (140, 56992933), (2539, 3142580), (5078, 1571290), (10156, 785645), (12695, 628516), (17773, 448940), (22447, 355460), (25390, 314258), (35546, 224470), (44894, 177730), (50780, 157129), (71092, 112235), (88865, 89788)]