39534820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 96526080

約数和(自身を除く): 56991260

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 53, 65, 76, 95, 106, 130, 151, 190, 212, 247, 260, 265, 302, 380, 494, 530, 604, 689, 755, 988, 1007, 1060, 1235, 1378, 1510, 1963, 2014, 2470, 2756, 2869, 3020, 3445, 3926, 4028, 4940, 5035, 5738, 6890, 7852, 8003, 9815, 10070, 11476, 13091, 13780, 14345, 16006, 19630, 20140, 26182, 28690, 32012, 37297, 39260, 40015, 52364, 57380, 65455, 74594, 80030, 104039, 130910, 149188, 152057, 160060, 186485, 208078, 261820, 304114, 372970, 416156, 520195, 608228, 745940, 760285, 1040390, 1520570, 1976741, 2080780, 3041140, 3953482, 7906964, 9883705, 19767410, 39534820]

約数ペア:

[(1, 39534820), (2, 19767410), (4, 9883705), (5, 7906964), (10, 3953482), (13, 3041140), (19, 2080780), (20, 1976741), (26, 1520570), (38, 1040390), (52, 760285), (53, 745940), (65, 608228), (76, 520195), (95, 416156), (106, 372970), (130, 304114), (151, 261820), (190, 208078), (212, 186485), (247, 160060), (260, 152057), (265, 149188), (302, 130910), (380, 104039), (494, 80030), (530, 74594), (604, 65455), (689, 57380), (755, 52364), (988, 40015), (1007, 39260), (1060, 37297), (1235, 32012), (1378, 28690), (1510, 26182), (1963, 20140), (2014, 19630), (2470, 16006), (2756, 14345), (2869, 13780), (3020, 13091), (3445, 11476), (3926, 10070), (4028, 9815), (4940, 8003), (5035, 7852), (5738, 6890)]