2878565560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5535703}}^1$

素因数の和:5535727

約数の個数: 32

約数和(自身を含む): 6974987040

約数和(自身を除く): 4096421480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5535703, 11071406, 22142812, 27678515, 44285624, 55357030, 71964139, 110714060, 143928278, 221428120, 287856556, 359820695, 575713112, 719641390, 1439282780, 2878565560]

約数ペア:

[(1, 2878565560), (2, 1439282780), (4, 719641390), (5, 575713112), (8, 359820695), (10, 287856556), (13, 221428120), (20, 143928278), (26, 110714060), (40, 71964139), (52, 55357030), (65, 44285624), (104, 27678515), (130, 22142812), (260, 11071406), (520, 5535703)]