20162360080

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{20023}}^1$

素因数の和:20384

約数の個数: 80

約数和(自身を含む): 48179666304

約数和(自身を除く): 28017306224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 307, 328, 410, 614, 656, 820, 1228, 1535, 1640, 2456, 3070, 3280, 4912, 6140, 12280, 12587, 20023, 24560, 25174, 40046, 50348, 62935, 80092, 100115, 100696, 125870, 160184, 200230, 201392, 251740, 320368, 400460, 503480, 800920, 820943, 1006960, 1601840, 1641886, 3283772, 4104715, 6147061, 6567544, 8209430, 12294122, 13135088, 16418860, 24588244, 30735305, 32837720, 49176488, 61470610, 65675440, 98352976, 122941220, 245882440, 252029501, 491764880, 504059002, 1008118004, 1260147505, 2016236008, 2520295010, 4032472016, 5040590020, 10081180040, 20162360080]

約数ペア:

[(1, 20162360080), (2, 10081180040), (4, 5040590020), (5, 4032472016), (8, 2520295010), (10, 2016236008), (16, 1260147505), (20, 1008118004), (40, 504059002), (41, 491764880), (80, 252029501), (82, 245882440), (164, 122941220), (205, 98352976), (307, 65675440), (328, 61470610), (410, 49176488), (614, 32837720), (656, 30735305), (820, 24588244), (1228, 16418860), (1535, 13135088), (1640, 12294122), (2456, 8209430), (3070, 6567544), (3280, 6147061), (4912, 4104715), (6140, 3283772), (12280, 1641886), (12587, 1601840), (20023, 1006960), (24560, 820943), (25174, 800920), (40046, 503480), (50348, 400460), (62935, 320368), (80092, 251740), (100115, 201392), (100696, 200230), (125870, 160184)]