541880560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521039}}^1$

素因数の和:521065

約数の個数: 40

約数和(自身を含む): 1356788160

約数和(自身を除く): 814907600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 521039, 1042078, 2084156, 2605195, 4168312, 5210390, 6773507, 8336624, 10420780, 13547014, 20841560, 27094028, 33867535, 41683120, 54188056, 67735070, 108376112, 135470140, 270940280, 541880560]

約数ペア:

[(1, 541880560), (2, 270940280), (4, 135470140), (5, 108376112), (8, 67735070), (10, 54188056), (13, 41683120), (16, 33867535), (20, 27094028), (26, 20841560), (40, 13547014), (52, 10420780), (65, 8336624), (80, 6773507), (104, 5210390), (130, 4168312), (208, 2605195), (260, 2084156), (520, 1042078), (1040, 521039)]