30371380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 69148800

約数和(自身を除く): 38777420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 587, 796, 995, 1174, 1990, 2348, 2587, 2935, 3980, 5174, 5870, 7631, 10348, 11740, 12935, 15262, 25870, 30524, 38155, 51740, 76310, 116813, 152620, 233626, 467252, 584065, 1168130, 1518569, 2336260, 3037138, 6074276, 7592845, 15185690, 30371380]

約数ペア:

[(1, 30371380), (2, 15185690), (4, 7592845), (5, 6074276), (10, 3037138), (13, 2336260), (20, 1518569), (26, 1168130), (52, 584065), (65, 467252), (130, 233626), (199, 152620), (260, 116813), (398, 76310), (587, 51740), (796, 38155), (995, 30524), (1174, 25870), (1990, 15262), (2348, 12935), (2587, 11740), (2935, 10348), (3980, 7631), (5174, 5870)]