1320840430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{39229}}^1$

素因数の和:39293

約数の個数: 64

約数和(自身を含む): 3005331840

約数和(自身を除く): 1684491410

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 70, 74, 91, 130, 182, 185, 259, 370, 455, 481, 518, 910, 962, 1295, 2405, 2590, 3367, 4810, 6734, 16835, 33670, 39229, 78458, 196145, 274603, 392290, 509977, 549206, 1019954, 1373015, 1451473, 2549885, 2746030, 2902946, 3569839, 5099770, 7139678, 7257365, 10160311, 14514730, 17849195, 18869149, 20320622, 35698390, 37738298, 50801555, 94345745, 101603110, 132084043, 188691490, 264168086, 660420215, 1320840430]

約数ペア:

[(1, 1320840430), (2, 660420215), (5, 264168086), (7, 188691490), (10, 132084043), (13, 101603110), (14, 94345745), (26, 50801555), (35, 37738298), (37, 35698390), (65, 20320622), (70, 18869149), (74, 17849195), (91, 14514730), (130, 10160311), (182, 7257365), (185, 7139678), (259, 5099770), (370, 3569839), (455, 2902946), (481, 2746030), (518, 2549885), (910, 1451473), (962, 1373015), (1295, 1019954), (2405, 549206), (2590, 509977), (3367, 392290), (4810, 274603), (6734, 196145), (16835, 78458), (33670, 39229)]