27821560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53503}}^1$

素因数の和:53527

約数の個数: 32

約数和(自身を含む): 67415040

約数和(自身を除く): 39593480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 53503, 107006, 214012, 267515, 428024, 535030, 695539, 1070060, 1391078, 2140120, 2782156, 3477695, 5564312, 6955390, 13910780, 27821560]

約数ペア:

[(1, 27821560), (2, 13910780), (4, 6955390), (5, 5564312), (8, 3477695), (10, 2782156), (13, 2140120), (20, 1391078), (26, 1070060), (40, 695539), (52, 535030), (65, 428024), (104, 267515), (130, 214012), (260, 107006), (520, 53503)]