2012040940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{157931}}^1$

素因数の和:157967

約数の個数: 72

約数和(自身を含む): 5293248912

約数和(自身を除く): 3281207972

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 157931, 315862, 631724, 789655, 1105517, 1579310, 2053103, 2211034, 3158620, 4106206, 4422068, 5527585, 7738619, 8212412, 10265515, 11055170, 14371721, 15477238, 20531030, 22110340, 28743442, 30954476, 38693095, 41062060, 57486884, 71858605, 77386190, 100602047, 143717210, 154772380, 201204094, 287434420, 402408188, 503010235, 1006020470, 2012040940]

約数ペア:

[(1, 2012040940), (2, 1006020470), (4, 503010235), (5, 402408188), (7, 287434420), (10, 201204094), (13, 154772380), (14, 143717210), (20, 100602047), (26, 77386190), (28, 71858605), (35, 57486884), (49, 41062060), (52, 38693095), (65, 30954476), (70, 28743442), (91, 22110340), (98, 20531030), (130, 15477238), (140, 14371721), (182, 11055170), (196, 10265515), (245, 8212412), (260, 7738619), (364, 5527585), (455, 4422068), (490, 4106206), (637, 3158620), (910, 2211034), (980, 2053103), (1274, 1579310), (1820, 1105517), (2548, 789655), (3185, 631724), (6370, 315862), (12740, 157931)]