20790089520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1634441}}^1$

素因数の和:1634510

約数の個数: 80

約数和(自身を含む): 65665341792

約数和(自身を除く): 44875252272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 1634441, 3268882, 4903323, 6537764, 8172205, 9806646, 13075528, 16344410, 19613292, 24516615, 26151056, 32688820, 39226584, 49033230, 65377640, 78453168, 86625373, 98066460, 130755280, 173250746, 196132920, 259876119, 346501492, 392265840, 433126865, 519752238, 693002984, 866253730, 1039504476, 1299380595, 1386005968, 1732507460, 2079008952, 2598761190, 3465014920, 4158017904, 5197522380, 6930029840, 10395044760, 20790089520]

約数ペア:

[(1, 20790089520), (2, 10395044760), (3, 6930029840), (4, 5197522380), (5, 4158017904), (6, 3465014920), (8, 2598761190), (10, 2079008952), (12, 1732507460), (15, 1386005968), (16, 1299380595), (20, 1039504476), (24, 866253730), (30, 693002984), (40, 519752238), (48, 433126865), (53, 392265840), (60, 346501492), (80, 259876119), (106, 196132920), (120, 173250746), (159, 130755280), (212, 98066460), (240, 86625373), (265, 78453168), (318, 65377640), (424, 49033230), (530, 39226584), (636, 32688820), (795, 26151056), (848, 24516615), (1060, 19613292), (1272, 16344410), (1590, 13075528), (2120, 9806646), (2544, 8172205), (3180, 6537764), (4240, 4903323), (6360, 3268882), (12720, 1634441)]