30971330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12539}}^1$

素因数の和:12578

約数の個数: 32

約数和(自身を含む): 63201600

約数和(自身を除く): 32230270

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 12539, 25078, 62695, 125390, 163007, 238241, 326014, 476482, 815035, 1191205, 1630070, 2382410, 3097133, 6194266, 15485665, 30971330]

約数ペア:

[(1, 30971330), (2, 15485665), (5, 6194266), (10, 3097133), (13, 2382410), (19, 1630070), (26, 1191205), (38, 815035), (65, 476482), (95, 326014), (130, 238241), (190, 163007), (247, 125390), (494, 62695), (1235, 25078), (2470, 12539)]