18783720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52177}}^1$

素因数の和:52194

約数の個数: 48

約数和(自身を含む): 61048260

約数和(自身を除く): 42264540

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, 52177, 104354, 156531, 208708, 260885, 313062, 417416, 469593, 521770, 626124, 782655, 939186, 1043540, 1252248, 1565310, 1878372, 2087080, 2347965, 3130620, 3756744, 4695930, 6261240, 9391860, 18783720]

約数ペア:

[(1, 18783720), (2, 9391860), (3, 6261240), (4, 4695930), (5, 3756744), (6, 3130620), (8, 2347965), (9, 2087080), (10, 1878372), (12, 1565310), (15, 1252248), (18, 1043540), (20, 939186), (24, 782655), (30, 626124), (36, 521770), (40, 469593), (45, 417416), (60, 313062), (72, 260885), (90, 208708), (120, 156531), (180, 104354), (360, 52177)]