40263720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47933}}^1$

素因数の和:47954

約数の個数: 64

約数和(自身を含む): 138049920

約数和(自身を除く): 97786200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 47933, 95866, 143799, 191732, 239665, 287598, 335531, 383464, 479330, 575196, 671062, 718995, 958660, 1006593, 1150392, 1342124, 1437990, 1677655, 1917320, 2013186, 2684248, 2875980, 3355310, 4026372, 5032965, 5751960, 6710620, 8052744, 10065930, 13421240, 20131860, 40263720]

約数ペア:

[(1, 40263720), (2, 20131860), (3, 13421240), (4, 10065930), (5, 8052744), (6, 6710620), (7, 5751960), (8, 5032965), (10, 4026372), (12, 3355310), (14, 2875980), (15, 2684248), (20, 2013186), (21, 1917320), (24, 1677655), (28, 1437990), (30, 1342124), (35, 1150392), (40, 1006593), (42, 958660), (56, 718995), (60, 671062), (70, 575196), (84, 479330), (105, 383464), (120, 335531), (140, 287598), (168, 239665), (210, 191732), (280, 143799), (420, 95866), (840, 47933)]