30335560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 71136000

約数和(自身を除く): 40800440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 103, 148, 185, 199, 206, 296, 370, 398, 412, 515, 740, 796, 824, 995, 1030, 1480, 1592, 1990, 2060, 3811, 3980, 4120, 7363, 7622, 7960, 14726, 15244, 19055, 20497, 29452, 30488, 36815, 38110, 40994, 58904, 73630, 76220, 81988, 102485, 147260, 152440, 163976, 204970, 294520, 409940, 758389, 819880, 1516778, 3033556, 3791945, 6067112, 7583890, 15167780, 30335560]

約数ペア:

[(1, 30335560), (2, 15167780), (4, 7583890), (5, 6067112), (8, 3791945), (10, 3033556), (20, 1516778), (37, 819880), (40, 758389), (74, 409940), (103, 294520), (148, 204970), (185, 163976), (199, 152440), (206, 147260), (296, 102485), (370, 81988), (398, 76220), (412, 73630), (515, 58904), (740, 40994), (796, 38110), (824, 36815), (995, 30488), (1030, 29452), (1480, 20497), (1592, 19055), (1990, 15244), (2060, 14726), (3811, 7960), (3980, 7622), (4120, 7363)]