4862920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1993}}^1$

素因数の和:2065

約数の個数: 32

約数和(自身を含む): 11126520

約数和(自身を除く): 6263600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1993, 2440, 3986, 7972, 9965, 15944, 19930, 39860, 79720, 121573, 243146, 486292, 607865, 972584, 1215730, 2431460, 4862920]

約数ペア:

[(1, 4862920), (2, 2431460), (4, 1215730), (5, 972584), (8, 607865), (10, 486292), (20, 243146), (40, 121573), (61, 79720), (122, 39860), (244, 19930), (305, 15944), (488, 9965), (610, 7972), (1220, 3986), (1993, 2440)]