1239393280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{242069}}^1$

素因数の和:242094

約数の個数: 44

約数和(自身を含む): 2973103740

約数和(自身を除く): 1733710460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 242069, 484138, 968276, 1210345, 1936552, 2420690, 3873104, 4841380, 7746208, 9682760, 15492416, 19365520, 30984832, 38731040, 61969664, 77462080, 123939328, 154924160, 247878656, 309848320, 619696640, 1239393280]

約数ペア:

[(1, 1239393280), (2, 619696640), (4, 309848320), (5, 247878656), (8, 154924160), (10, 123939328), (16, 77462080), (20, 61969664), (32, 38731040), (40, 30984832), (64, 19365520), (80, 15492416), (128, 9682760), (160, 7746208), (256, 4841380), (320, 3873104), (512, 2420690), (640, 1936552), (1024, 1210345), (1280, 968276), (2560, 484138), (5120, 242069)]