30597980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11503}}^1$

素因数の和:11538

約数の個数: 48

約数和(自身を含む): 77306880

約数和(自身を除く): 46708900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 11503, 23006, 46012, 57515, 80521, 115030, 161042, 218557, 230060, 322084, 402605, 437114, 805210, 874228, 1092785, 1529899, 1610420, 2185570, 3059798, 4371140, 6119596, 7649495, 15298990, 30597980]

約数ペア:

[(1, 30597980), (2, 15298990), (4, 7649495), (5, 6119596), (7, 4371140), (10, 3059798), (14, 2185570), (19, 1610420), (20, 1529899), (28, 1092785), (35, 874228), (38, 805210), (70, 437114), (76, 402605), (95, 322084), (133, 230060), (140, 218557), (190, 161042), (266, 115030), (380, 80521), (532, 57515), (665, 46012), (1330, 23006), (2660, 11503)]