297155560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571453}}^1$

素因数の和:571477

約数の個数: 32

約数和(自身を含む): 720032040

約数和(自身を除く): 422876480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 571453, 1142906, 2285812, 2857265, 4571624, 5714530, 7428889, 11429060, 14857778, 22858120, 29715556, 37144445, 59431112, 74288890, 148577780, 297155560]

約数ペア:

[(1, 297155560), (2, 148577780), (4, 74288890), (5, 59431112), (8, 37144445), (10, 29715556), (13, 22858120), (20, 14857778), (26, 11429060), (40, 7428889), (52, 5714530), (65, 4571624), (104, 2857265), (130, 2285812), (260, 1142906), (520, 571453)]