30393580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9439}}^1$

素因数の和:9478

約数の個数: 48

約数和(自身を含む): 76124160

約数和(自身を除く): 45730580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 9439, 18878, 37756, 47195, 66073, 94390, 132146, 188780, 217097, 264292, 330365, 434194, 660730, 868388, 1085485, 1321460, 1519679, 2170970, 3039358, 4341940, 6078716, 7598395, 15196790, 30393580]

約数ペア:

[(1, 30393580), (2, 15196790), (4, 7598395), (5, 6078716), (7, 4341940), (10, 3039358), (14, 2170970), (20, 1519679), (23, 1321460), (28, 1085485), (35, 868388), (46, 660730), (70, 434194), (92, 330365), (115, 264292), (140, 217097), (161, 188780), (230, 132146), (322, 94390), (460, 66073), (644, 47195), (805, 37756), (1610, 18878), (3220, 9439)]