1720522076

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{599}}^1\times {\mathrm{607}}^1$

素因数の和:1243

約数の個数: 72

約数和(自身を含む): 3738470400

約数和(自身を除く): 2017948324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 599, 607, 676, 1183, 1198, 1214, 2366, 2396, 2428, 4193, 4249, 4732, 7787, 7891, 8386, 8498, 15574, 15782, 16772, 16996, 31148, 31564, 54509, 55237, 101231, 102583, 109018, 110474, 202462, 205166, 218036, 220948, 363593, 404924, 410332, 708617, 718081, 727186, 1417234, 1436162, 1454372, 2545151, 2834468, 2872324, 4726709, 5090302, 9453418, 10180604, 18906836, 33086963, 61447217, 66173926, 122894434, 132347852, 245788868, 430130519, 860261038, 1720522076]

約数ペア:

[(1, 1720522076), (2, 860261038), (4, 430130519), (7, 245788868), (13, 132347852), (14, 122894434), (26, 66173926), (28, 61447217), (52, 33086963), (91, 18906836), (169, 10180604), (182, 9453418), (338, 5090302), (364, 4726709), (599, 2872324), (607, 2834468), (676, 2545151), (1183, 1454372), (1198, 1436162), (1214, 1417234), (2366, 727186), (2396, 718081), (2428, 708617), (4193, 410332), (4249, 404924), (4732, 363593), (7787, 220948), (7891, 218036), (8386, 205166), (8498, 202462), (15574, 110474), (15782, 109018), (16772, 102583), (16996, 101231), (31148, 55237), (31564, 54509)]