844803320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{681293}}^1$

素因数の和:681335

約数の個数: 32

約数和(自身を含む): 1962126720

約数和(自身を除く): 1117323400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 681293, 1362586, 2725172, 3406465, 5450344, 6812930, 13625860, 21120083, 27251720, 42240166, 84480332, 105600415, 168960664, 211200830, 422401660, 844803320]

約数ペア:

[(1, 844803320), (2, 422401660), (4, 211200830), (5, 168960664), (8, 105600415), (10, 84480332), (20, 42240166), (31, 27251720), (40, 21120083), (62, 13625860), (124, 6812930), (155, 5450344), (248, 3406465), (310, 2725172), (620, 1362586), (1240, 681293)]