486578380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1\times {\mathrm{563}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 1038481920

約数和(自身を除く): 551903540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 547, 563, 790, 1094, 1126, 1580, 2188, 2252, 2735, 2815, 5470, 5630, 10940, 11260, 43213, 44477, 86426, 88954, 172852, 177908, 216065, 222385, 307961, 432130, 444770, 615922, 864260, 889540, 1231844, 1539805, 3079610, 6159220, 24328919, 48657838, 97315676, 121644595, 243289190, 486578380]

約数ペア:

[(1, 486578380), (2, 243289190), (4, 121644595), (5, 97315676), (10, 48657838), (20, 24328919), (79, 6159220), (158, 3079610), (316, 1539805), (395, 1231844), (547, 889540), (563, 864260), (790, 615922), (1094, 444770), (1126, 432130), (1580, 307961), (2188, 222385), (2252, 216065), (2735, 177908), (2815, 172852), (5470, 88954), (5630, 86426), (10940, 44477), (11260, 43213)]