20222953040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1\times {\mathrm{7561}}^1$

素因数の和:8140

約数の個数: 80

約数和(自身を含む): 47822088000

約数和(自身を除く): 27599134960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 499, 536, 670, 998, 1072, 1340, 1996, 2495, 2680, 3992, 4990, 5360, 7561, 7984, 9980, 15122, 19960, 30244, 33433, 37805, 39920, 60488, 66866, 75610, 120976, 133732, 151220, 167165, 267464, 302440, 334330, 506587, 534928, 604880, 668660, 1013174, 1337320, 2026348, 2532935, 2674640, 3772939, 4052696, 5065870, 7545878, 8105392, 10131740, 15091756, 18864695, 20263480, 30183512, 37729390, 40526960, 60367024, 75458780, 150917560, 252786913, 301835120, 505573826, 1011147652, 1263934565, 2022295304, 2527869130, 4044590608, 5055738260, 10111476520, 20222953040]

約数ペア:

[(1, 20222953040), (2, 10111476520), (4, 5055738260), (5, 4044590608), (8, 2527869130), (10, 2022295304), (16, 1263934565), (20, 1011147652), (40, 505573826), (67, 301835120), (80, 252786913), (134, 150917560), (268, 75458780), (335, 60367024), (499, 40526960), (536, 37729390), (670, 30183512), (998, 20263480), (1072, 18864695), (1340, 15091756), (1996, 10131740), (2495, 8105392), (2680, 7545878), (3992, 5065870), (4990, 4052696), (5360, 3772939), (7561, 2674640), (7984, 2532935), (9980, 2026348), (15122, 1337320), (19960, 1013174), (30244, 668660), (33433, 604880), (37805, 534928), (39920, 506587), (60488, 334330), (66866, 302440), (75610, 267464), (120976, 167165), (133732, 151220)]