30491860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{503}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 73495296

約数和(自身を除く): 43003436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 503, 866, 1006, 1732, 2012, 2165, 2515, 3031, 3521, 4330, 5030, 6062, 7042, 8660, 10060, 12124, 14084, 15155, 17605, 30310, 35210, 60620, 70420, 217799, 435598, 871196, 1088995, 1524593, 2177990, 3049186, 4355980, 6098372, 7622965, 15245930, 30491860]

約数ペア:

[(1, 30491860), (2, 15245930), (4, 7622965), (5, 6098372), (7, 4355980), (10, 3049186), (14, 2177990), (20, 1524593), (28, 1088995), (35, 871196), (70, 435598), (140, 217799), (433, 70420), (503, 60620), (866, 35210), (1006, 30310), (1732, 17605), (2012, 15155), (2165, 14084), (2515, 12124), (3031, 10060), (3521, 8660), (4330, 7042), (5030, 6062)]