4290540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 12300288

約数和(自身を除く): 8009748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1663, 2580, 3326, 4989, 6652, 8315, 9978, 16630, 19956, 24945, 33260, 49890, 71509, 99780, 143018, 214527, 286036, 357545, 429054, 715090, 858108, 1072635, 1430180, 2145270, 4290540]

約数ペア:

[(1, 4290540), (2, 2145270), (3, 1430180), (4, 1072635), (5, 858108), (6, 715090), (10, 429054), (12, 357545), (15, 286036), (20, 214527), (30, 143018), (43, 99780), (60, 71509), (86, 49890), (129, 33260), (172, 24945), (215, 19956), (258, 16630), (430, 9978), (516, 8315), (645, 6652), (860, 4989), (1290, 3326), (1663, 2580)]