1729476880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{354401}}^1$

素因数の和:354475

約数の個数: 40

約数和(自身を含む): 4086963864

約数和(自身を除く): 2357486984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 354401, 708802, 1417604, 1772005, 2835208, 3544010, 5670416, 7088020, 14176040, 21618461, 28352080, 43236922, 86473844, 108092305, 172947688, 216184610, 345895376, 432369220, 864738440, 1729476880]

約数ペア:

[(1, 1729476880), (2, 864738440), (4, 432369220), (5, 345895376), (8, 216184610), (10, 172947688), (16, 108092305), (20, 86473844), (40, 43236922), (61, 28352080), (80, 21618461), (122, 14176040), (244, 7088020), (305, 5670416), (488, 3544010), (610, 2835208), (976, 1772005), (1220, 1417604), (2440, 708802), (4880, 354401)]