2000990560

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{1693}}^1$

素因数の和:1880

約数の個数: 96

約数和(自身を含む): 4840909920

約数和(自身を除く): 2839919360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 89, 160, 166, 178, 332, 356, 415, 445, 664, 712, 830, 890, 1328, 1424, 1660, 1693, 1780, 2656, 2848, 3320, 3386, 3560, 6640, 6772, 7120, 7387, 8465, 13280, 13544, 14240, 14774, 16930, 27088, 29548, 33860, 36935, 54176, 59096, 67720, 73870, 118192, 135440, 140519, 147740, 150677, 236384, 270880, 281038, 295480, 301354, 562076, 590960, 602708, 702595, 753385, 1124152, 1181920, 1205416, 1405190, 1506770, 2248304, 2410832, 2810380, 3013540, 4496608, 4821664, 5620760, 6027080, 11241520, 12054160, 12506191, 22483040, 24108320, 25012382, 50024764, 62530955, 100049528, 125061910, 200099056, 250123820, 400198112, 500247640, 1000495280, 2000990560]

約数ペア:

[(1, 2000990560), (2, 1000495280), (4, 500247640), (5, 400198112), (8, 250123820), (10, 200099056), (16, 125061910), (20, 100049528), (32, 62530955), (40, 50024764), (80, 25012382), (83, 24108320), (89, 22483040), (160, 12506191), (166, 12054160), (178, 11241520), (332, 6027080), (356, 5620760), (415, 4821664), (445, 4496608), (664, 3013540), (712, 2810380), (830, 2410832), (890, 2248304), (1328, 1506770), (1424, 1405190), (1660, 1205416), (1693, 1181920), (1780, 1124152), (2656, 753385), (2848, 702595), (3320, 602708), (3386, 590960), (3560, 562076), (6640, 301354), (6772, 295480), (7120, 281038), (7387, 270880), (8465, 236384), (13280, 150677), (13544, 147740), (14240, 140519), (14774, 135440), (16930, 118192), (27088, 73870), (29548, 67720), (33860, 59096), (36935, 54176)]