20643953070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1707523}}^1$

素因数の和:1707577

約数の個数: 64

約数和(自身を含む): 55077894144

約数和(自身を除く): 34433941074

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 31, 39, 62, 65, 78, 93, 130, 155, 186, 195, 310, 390, 403, 465, 806, 930, 1209, 2015, 2418, 4030, 6045, 12090, 1707523, 3415046, 5122569, 8537615, 10245138, 17075230, 22197799, 25612845, 44395598, 51225690, 52933213, 66593397, 105866426, 110988995, 133186794, 158799639, 221977990, 264666065, 317599278, 332966985, 529332130, 665933970, 688131769, 793998195, 1376263538, 1587996390, 2064395307, 3440658845, 4128790614, 6881317690, 10321976535, 20643953070]

約数ペア:

[(1, 20643953070), (2, 10321976535), (3, 6881317690), (5, 4128790614), (6, 3440658845), (10, 2064395307), (13, 1587996390), (15, 1376263538), (26, 793998195), (30, 688131769), (31, 665933970), (39, 529332130), (62, 332966985), (65, 317599278), (78, 264666065), (93, 221977990), (130, 158799639), (155, 133186794), (186, 110988995), (195, 105866426), (310, 66593397), (390, 52933213), (403, 51225690), (465, 44395598), (806, 25612845), (930, 22197799), (1209, 17075230), (2015, 10245138), (2418, 8537615), (4030, 5122569), (6045, 3415046), (12090, 1707523)]