2179789190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:593

約数の個数: 64

約数和(自身を含む): 4091326848

約数和(自身を除く): 1911537658

約数列:

[1, 2, 5, 10, 41, 82, 137, 151, 205, 257, 274, 302, 410, 514, 685, 755, 1285, 1370, 1510, 2570, 5617, 6191, 10537, 11234, 12382, 20687, 21074, 28085, 30955, 35209, 38807, 41374, 52685, 56170, 61910, 70418, 77614, 103435, 105370, 176045, 194035, 206870, 352090, 388070, 848167, 1443569, 1591087, 1696334, 2887138, 3182174, 4240835, 5316559, 7217845, 7955435, 8481670, 10633118, 14435690, 15910870, 26582795, 53165590, 217978919, 435957838, 1089894595, 2179789190]

約数ペア:

[(1, 2179789190), (2, 1089894595), (5, 435957838), (10, 217978919), (41, 53165590), (82, 26582795), (137, 15910870), (151, 14435690), (205, 10633118), (257, 8481670), (274, 7955435), (302, 7217845), (410, 5316559), (514, 4240835), (685, 3182174), (755, 2887138), (1285, 1696334), (1370, 1591087), (1510, 1443569), (2570, 848167), (5617, 388070), (6191, 352090), (10537, 206870), (11234, 194035), (12382, 176045), (20687, 105370), (21074, 103435), (28085, 77614), (30955, 70418), (35209, 61910), (38807, 56170), (41374, 52685)]