20123848320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{10481171}}^1$

素因数の和:10481193

約数の個数: 64

約数和(自身を含む): 64144772640

約数和(自身を除く): 44020924320

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, 320, 384, 480, 640, 960, 1920, 10481171, 20962342, 31443513, 41924684, 52405855, 62887026, 83849368, 104811710, 125774052, 157217565, 167698736, 209623420, 251548104, 314435130, 335397472, 419246840, 503096208, 628870260, 670794944, 838493680, 1006192416, 1257740520, 1341589888, 1676987360, 2012384832, 2515481040, 3353974720, 4024769664, 5030962080, 6707949440, 10061924160, 20123848320]

約数ペア:

[(1, 20123848320), (2, 10061924160), (3, 6707949440), (4, 5030962080), (5, 4024769664), (6, 3353974720), (8, 2515481040), (10, 2012384832), (12, 1676987360), (15, 1341589888), (16, 1257740520), (20, 1006192416), (24, 838493680), (30, 670794944), (32, 628870260), (40, 503096208), (48, 419246840), (60, 335397472), (64, 314435130), (80, 251548104), (96, 209623420), (120, 167698736), (128, 157217565), (160, 125774052), (192, 104811710), (240, 83849368), (320, 62887026), (384, 52405855), (480, 41924684), (640, 31443513), (960, 20962342), (1920, 10481171)]