1800222080

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2927}}^1$

素因数の和:3008

約数の個数: 96

約数和(自身を含む): 4448481120

約数和(自身を除く): 2648259040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 961, 992, 1240, 1922, 1984, 2480, 2927, 3844, 3968, 4805, 4960, 5854, 7688, 9610, 9920, 11708, 14635, 15376, 19220, 19840, 23416, 29270, 30752, 38440, 46832, 58540, 61504, 76880, 90737, 93664, 117080, 123008, 153760, 181474, 187328, 234160, 307520, 362948, 374656, 453685, 468320, 615040, 725896, 907370, 936640, 1451792, 1814740, 1873280, 2812847, 2903584, 3629480, 5625694, 5807168, 7258960, 11251388, 11614336, 14064235, 14517920, 22502776, 28128470, 29035840, 45005552, 56256940, 58071680, 90011104, 112513880, 180022208, 225027760, 360044416, 450055520, 900111040, 1800222080]

約数ペア:

[(1, 1800222080), (2, 900111040), (4, 450055520), (5, 360044416), (8, 225027760), (10, 180022208), (16, 112513880), (20, 90011104), (31, 58071680), (32, 56256940), (40, 45005552), (62, 29035840), (64, 28128470), (80, 22502776), (124, 14517920), (128, 14064235), (155, 11614336), (160, 11251388), (248, 7258960), (310, 5807168), (320, 5625694), (496, 3629480), (620, 2903584), (640, 2812847), (961, 1873280), (992, 1814740), (1240, 1451792), (1922, 936640), (1984, 907370), (2480, 725896), (2927, 615040), (3844, 468320), (3968, 453685), (4805, 374656), (4960, 362948), (5854, 307520), (7688, 234160), (9610, 187328), (9920, 181474), (11708, 153760), (14635, 123008), (15376, 117080), (19220, 93664), (19840, 90737), (23416, 76880), (29270, 61504), (30752, 58540), (38440, 46832)]