84724940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{1181}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 189441504

約数和(自身を除く): 104716564

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 422, 844, 1055, 1181, 2110, 2362, 3587, 4220, 4724, 5905, 7174, 11810, 14348, 17935, 20077, 23620, 35870, 40154, 71740, 80308, 100385, 200770, 249191, 401540, 498382, 996764, 1245955, 2491910, 4236247, 4983820, 8472494, 16944988, 21181235, 42362470, 84724940]

約数ペア:

[(1, 84724940), (2, 42362470), (4, 21181235), (5, 16944988), (10, 8472494), (17, 4983820), (20, 4236247), (34, 2491910), (68, 1245955), (85, 996764), (170, 498382), (211, 401540), (340, 249191), (422, 200770), (844, 100385), (1055, 80308), (1181, 71740), (2110, 40154), (2362, 35870), (3587, 23620), (4220, 20077), (4724, 17935), (5905, 14348), (7174, 11810)]