1297942760

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{3697}}^1$

素因数の和:3906

約数の個数: 64

約数和(自身を含む): 2987392320

約数和(自身を除く): 1689449560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 131, 134, 262, 268, 335, 524, 536, 655, 670, 1048, 1310, 1340, 2620, 2680, 3697, 5240, 7394, 8777, 14788, 17554, 18485, 29576, 35108, 36970, 43885, 70216, 73940, 87770, 147880, 175540, 247699, 351080, 484307, 495398, 968614, 990796, 1238495, 1937228, 1981592, 2421535, 2476990, 3874456, 4843070, 4953980, 9686140, 9907960, 19372280, 32448569, 64897138, 129794276, 162242845, 259588552, 324485690, 648971380, 1297942760]

約数ペア:

[(1, 1297942760), (2, 648971380), (4, 324485690), (5, 259588552), (8, 162242845), (10, 129794276), (20, 64897138), (40, 32448569), (67, 19372280), (131, 9907960), (134, 9686140), (262, 4953980), (268, 4843070), (335, 3874456), (524, 2476990), (536, 2421535), (655, 1981592), (670, 1937228), (1048, 1238495), (1310, 990796), (1340, 968614), (2620, 495398), (2680, 484307), (3697, 351080), (5240, 247699), (7394, 175540), (8777, 147880), (14788, 87770), (17554, 73940), (18485, 70216), (29576, 43885), (35108, 36970)]