7771004020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1299499}}^1$

素因数の和:1299544

約数の個数: 48

約数和(自身を含む): 18338544000

約数和(自身を除く): 10567539980

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 1299499, 2598998, 5197996, 6497495, 12994990, 16893487, 25989980, 29888477, 33786974, 59776954, 67573948, 84467435, 119553908, 149442385, 168934870, 298884770, 337869740, 388550201, 597769540, 777100402, 1554200804, 1942751005, 3885502010, 7771004020]

約数ペア:

[(1, 7771004020), (2, 3885502010), (4, 1942751005), (5, 1554200804), (10, 777100402), (13, 597769540), (20, 388550201), (23, 337869740), (26, 298884770), (46, 168934870), (52, 149442385), (65, 119553908), (92, 84467435), (115, 67573948), (130, 59776954), (230, 33786974), (260, 29888477), (299, 25989980), (460, 16893487), (598, 12994990), (1196, 6497495), (1495, 5197996), (2990, 2598998), (5980, 1299499)]