20156044980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{667861}}^1$

素因数の和:668376

約数の個数: 48

約数和(自身を含む): 56549211264

約数和(自身を除く): 36393166284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 503, 1006, 1509, 2012, 2515, 3018, 5030, 6036, 7545, 10060, 15090, 30180, 667861, 1335722, 2003583, 2671444, 3339305, 4007166, 6678610, 8014332, 10017915, 13357220, 20035830, 40071660, 335934083, 671868166, 1007802249, 1343736332, 1679670415, 2015604498, 3359340830, 4031208996, 5039011245, 6718681660, 10078022490, 20156044980]

約数ペア:

[(1, 20156044980), (2, 10078022490), (3, 6718681660), (4, 5039011245), (5, 4031208996), (6, 3359340830), (10, 2015604498), (12, 1679670415), (15, 1343736332), (20, 1007802249), (30, 671868166), (60, 335934083), (503, 40071660), (1006, 20035830), (1509, 13357220), (2012, 10017915), (2515, 8014332), (3018, 6678610), (5030, 4007166), (6036, 3339305), (7545, 2671444), (10060, 2003583), (15090, 1335722), (30180, 667861)]