29820440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{57347}}^1$

素因数の和:57371

約数の個数: 32

約数和(自身を含む): 72258480

約数和(自身を除く): 42438040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 57347, 114694, 229388, 286735, 458776, 573470, 745511, 1146940, 1491022, 2293880, 2982044, 3727555, 5964088, 7455110, 14910220, 29820440]

約数ペア:

[(1, 29820440), (2, 14910220), (4, 7455110), (5, 5964088), (8, 3727555), (10, 2982044), (13, 2293880), (20, 1491022), (26, 1146940), (40, 745511), (52, 573470), (65, 458776), (104, 286735), (130, 229388), (260, 114694), (520, 57347)]