20888970240

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{1359959}}^1$

素因数の和:1359987

約数の個数: 88

約数和(自身を含む): 66812114880

約数和(自身を除く): 45923144640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 1359959, 2719918, 4079877, 5439836, 6799795, 8159754, 10879672, 13599590, 16319508, 20399385, 21759344, 27199180, 32639016, 40798770, 43518688, 54398360, 65278032, 81597540, 87037376, 108796720, 130556064, 163195080, 174074752, 217593440, 261112128, 326390160, 348149504, 435186880, 522224256, 652780320, 696299008, 870373760, 1044448512, 1305560640, 1392598016, 1740747520, 2088897024, 2611121280, 3481495040, 4177794048, 5222242560, 6962990080, 10444485120, 20888970240]

約数ペア:

[(1, 20888970240), (2, 10444485120), (3, 6962990080), (4, 5222242560), (5, 4177794048), (6, 3481495040), (8, 2611121280), (10, 2088897024), (12, 1740747520), (15, 1392598016), (16, 1305560640), (20, 1044448512), (24, 870373760), (30, 696299008), (32, 652780320), (40, 522224256), (48, 435186880), (60, 348149504), (64, 326390160), (80, 261112128), (96, 217593440), (120, 174074752), (128, 163195080), (160, 130556064), (192, 108796720), (240, 87037376), (256, 81597540), (320, 65278032), (384, 54398360), (480, 43518688), (512, 40798770), (640, 32639016), (768, 27199180), (960, 21759344), (1024, 20399385), (1280, 16319508), (1536, 13599590), (1920, 10879672), (2560, 8159754), (3072, 6799795), (3840, 5439836), (5120, 4079877), (7680, 2719918), (15360, 1359959)]