21873960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{60761}}^1$

素因数の和:60778

約数の個数: 48

約数和(自身を含む): 71091540

約数和(自身を除く): 49217580

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 60761, 121522, 182283, 243044, 303805, 364566, 486088, 546849, 607610, 729132, 911415, 1093698, 1215220, 1458264, 1822830, 2187396, 2430440, 2734245, 3645660, 4374792, 5468490, 7291320, 10936980, 21873960]

約数ペア:

[(1, 21873960), (2, 10936980), (3, 7291320), (4, 5468490), (5, 4374792), (6, 3645660), (8, 2734245), (9, 2430440), (10, 2187396), (12, 1822830), (15, 1458264), (18, 1215220), (20, 1093698), (24, 911415), (30, 729132), (36, 607610), (40, 546849), (45, 486088), (60, 364566), (72, 303805), (90, 243044), (120, 182283), (180, 121522), (360, 60761)]