2008339940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{39581}}^1$

素因数の和:39692

約数の個数: 48

約数和(自身を含む): 4388852160

約数和(自身を除く): 2380512220

約数列:

[1, 2, 4, 5, 10, 20, 43, 59, 86, 118, 172, 215, 236, 295, 430, 590, 860, 1180, 2537, 5074, 10148, 12685, 25370, 39581, 50740, 79162, 158324, 197905, 395810, 791620, 1701983, 2335279, 3403966, 4670558, 6807932, 8509915, 9341116, 11676395, 17019830, 23352790, 34039660, 46705580, 100416997, 200833994, 401667988, 502084985, 1004169970, 2008339940]

約数ペア:

[(1, 2008339940), (2, 1004169970), (4, 502084985), (5, 401667988), (10, 200833994), (20, 100416997), (43, 46705580), (59, 34039660), (86, 23352790), (118, 17019830), (172, 11676395), (215, 9341116), (236, 8509915), (295, 6807932), (430, 4670558), (590, 3403966), (860, 2335279), (1180, 1701983), (2537, 791620), (5074, 395810), (10148, 197905), (12685, 158324), (25370, 79162), (39581, 50740)]