38728534940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2539}}^1\times {\mathrm{6997}}^1$

素因数の和:9654

約数の個数: 48

約数和(自身を含む): 82120130400

約数和(自身を除く): 43391595460

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 2539, 5078, 6997, 10156, 12695, 13994, 25390, 27988, 34985, 50780, 69970, 139940, 276751, 553502, 762673, 1107004, 1383755, 1525346, 2767510, 3050692, 3813365, 5535020, 7626730, 15253460, 17765383, 35530766, 71061532, 88826915, 177653830, 355307660, 1936426747, 3872853494, 7745706988, 9682133735, 19364267470, 38728534940]

約数ペア:

[(1, 38728534940), (2, 19364267470), (4, 9682133735), (5, 7745706988), (10, 3872853494), (20, 1936426747), (109, 355307660), (218, 177653830), (436, 88826915), (545, 71061532), (1090, 35530766), (2180, 17765383), (2539, 15253460), (5078, 7626730), (6997, 5535020), (10156, 3813365), (12695, 3050692), (13994, 2767510), (25390, 1525346), (27988, 1383755), (34985, 1107004), (50780, 762673), (69970, 553502), (139940, 276751)]