20221440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{2633}}^1$

素因数の和:2659

約数の個数: 80

約数和(自身を含む): 64669968

約数和(自身を除く): 44448528

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, 1280, 1536, 1920, 2560, 2633, 3840, 5266, 7680, 7899, 10532, 13165, 15798, 21064, 26330, 31596, 39495, 42128, 52660, 63192, 78990, 84256, 105320, 126384, 157980, 168512, 210640, 252768, 315960, 337024, 421280, 505536, 631920, 674048, 842560, 1011072, 1263840, 1348096, 1685120, 2022144, 2527680, 3370240, 4044288, 5055360, 6740480, 10110720, 20221440]

約数ペア:

[(1, 20221440), (2, 10110720), (3, 6740480), (4, 5055360), (5, 4044288), (6, 3370240), (8, 2527680), (10, 2022144), (12, 1685120), (15, 1348096), (16, 1263840), (20, 1011072), (24, 842560), (30, 674048), (32, 631920), (40, 505536), (48, 421280), (60, 337024), (64, 315960), (80, 252768), (96, 210640), (120, 168512), (128, 157980), (160, 126384), (192, 105320), (240, 84256), (256, 78990), (320, 63192), (384, 52660), (480, 42128), (512, 39495), (640, 31596), (768, 26330), (960, 21064), (1280, 15798), (1536, 13165), (1920, 10532), (2560, 7899), (2633, 7680), (3840, 5266)]