23153920

素因数分解:

$2^8\times 5^1\times {\mathrm{18089}}^1$

素因数の和:18110

約数の個数: 36

約数和(自身を含む): 55463940

約数和(自身を除く): 32310020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 18089, 36178, 72356, 90445, 144712, 180890, 289424, 361780, 578848, 723560, 1157696, 1447120, 2315392, 2894240, 4630784, 5788480, 11576960, 23153920]

約数ペア:

[(1, 23153920), (2, 11576960), (4, 5788480), (5, 4630784), (8, 2894240), (10, 2315392), (16, 1447120), (20, 1157696), (32, 723560), (40, 578848), (64, 361780), (80, 289424), (128, 180890), (160, 144712), (256, 90445), (320, 72356), (640, 36178), (1280, 18089)]