20076270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 50181120

約数和(自身を除く): 30104850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 79, 86, 129, 158, 197, 215, 237, 258, 394, 395, 430, 474, 591, 645, 790, 985, 1182, 1185, 1290, 1970, 2370, 2955, 3397, 5910, 6794, 8471, 10191, 15563, 16942, 16985, 20382, 25413, 31126, 33970, 42355, 46689, 50826, 50955, 77815, 84710, 93378, 101910, 127065, 155630, 233445, 254130, 466890, 669209, 1338418, 2007627, 3346045, 4015254, 6692090, 10038135, 20076270]

約数ペア:

[(1, 20076270), (2, 10038135), (3, 6692090), (5, 4015254), (6, 3346045), (10, 2007627), (15, 1338418), (30, 669209), (43, 466890), (79, 254130), (86, 233445), (129, 155630), (158, 127065), (197, 101910), (215, 93378), (237, 84710), (258, 77815), (394, 50955), (395, 50826), (430, 46689), (474, 42355), (591, 33970), (645, 31126), (790, 25413), (985, 20382), (1182, 16985), (1185, 16942), (1290, 15563), (1970, 10191), (2370, 8471), (2955, 6794), (3397, 5910)]