29440640

素因数分解:

$2^7\times 5^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 71071560

約数和(自身を除く): 41630920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 157, 160, 293, 314, 320, 586, 628, 640, 785, 1172, 1256, 1465, 1570, 2344, 2512, 2930, 3140, 4688, 5024, 5860, 6280, 9376, 10048, 11720, 12560, 18752, 20096, 23440, 25120, 37504, 46001, 46880, 50240, 92002, 93760, 100480, 184004, 187520, 230005, 368008, 460010, 736016, 920020, 1472032, 1840040, 2944064, 3680080, 5888128, 7360160, 14720320, 29440640]

約数ペア:

[(1, 29440640), (2, 14720320), (4, 7360160), (5, 5888128), (8, 3680080), (10, 2944064), (16, 1840040), (20, 1472032), (32, 920020), (40, 736016), (64, 460010), (80, 368008), (128, 230005), (157, 187520), (160, 184004), (293, 100480), (314, 93760), (320, 92002), (586, 50240), (628, 46880), (640, 46001), (785, 37504), (1172, 25120), (1256, 23440), (1465, 20096), (1570, 18752), (2344, 12560), (2512, 11720), (2930, 10048), (3140, 9376), (4688, 6280), (5024, 5860)]