18528058880

素因数分解:

$2^9\times 5^1\times {\mathrm{7237523}}^1$

素因数の和:7237546

約数の個数: 40

約数和(自身を含む): 44423922312

約数和(自身を除く): 25895863432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 7237523, 14475046, 28950092, 36187615, 57900184, 72375230, 115800368, 144750460, 231600736, 289500920, 463201472, 579001840, 926402944, 1158003680, 1852805888, 2316007360, 3705611776, 4632014720, 9264029440, 18528058880]

約数ペア:

[(1, 18528058880), (2, 9264029440), (4, 4632014720), (5, 3705611776), (8, 2316007360), (10, 1852805888), (16, 1158003680), (20, 926402944), (32, 579001840), (40, 463201472), (64, 289500920), (80, 231600736), (128, 144750460), (160, 115800368), (256, 72375230), (320, 57900184), (512, 36187615), (640, 28950092), (1280, 14475046), (2560, 7237523)]