27570140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5581}}^1$

素因数の和:5622

約数の個数: 48

約数和(自身を含む): 65644320

約数和(自身を除く): 38074180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 5581, 11162, 22324, 27905, 55810, 72553, 106039, 111620, 145106, 212078, 290212, 362765, 424156, 530195, 725530, 1060390, 1378507, 1451060, 2120780, 2757014, 5514028, 6892535, 13785070, 27570140]

約数ペア:

[(1, 27570140), (2, 13785070), (4, 6892535), (5, 5514028), (10, 2757014), (13, 2120780), (19, 1451060), (20, 1378507), (26, 1060390), (38, 725530), (52, 530195), (65, 424156), (76, 362765), (95, 290212), (130, 212078), (190, 145106), (247, 111620), (260, 106039), (380, 72553), (494, 55810), (988, 27905), (1235, 22324), (2470, 11162), (4940, 5581)]