2123668690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{9967}}^1$

素因数の和:10147

約数の個数: 64

約数和(自身を含む): 4521484800

約数和(自身を除く): 2397816110

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 149, 286, 298, 715, 745, 1430, 1490, 1639, 1937, 3278, 3874, 8195, 9685, 9967, 16390, 19370, 19934, 21307, 42614, 49835, 99670, 106535, 109637, 129571, 213070, 219274, 259142, 548185, 647855, 1096370, 1295710, 1425281, 1485083, 2850562, 2970166, 7126405, 7425415, 14252810, 14850830, 16335913, 19306079, 32671826, 38612158, 81679565, 96530395, 163359130, 193060790, 212366869, 424733738, 1061834345, 2123668690]

約数ペア:

[(1, 2123668690), (2, 1061834345), (5, 424733738), (10, 212366869), (11, 193060790), (13, 163359130), (22, 96530395), (26, 81679565), (55, 38612158), (65, 32671826), (110, 19306079), (130, 16335913), (143, 14850830), (149, 14252810), (286, 7425415), (298, 7126405), (715, 2970166), (745, 2850562), (1430, 1485083), (1490, 1425281), (1639, 1295710), (1937, 1096370), (3278, 647855), (3874, 548185), (8195, 259142), (9685, 219274), (9967, 213070), (16390, 129571), (19370, 109637), (19934, 106535), (21307, 99670), (42614, 49835)]