12270580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 31600800

約数和(自身を除く): 19330220

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 659, 665, 931, 980, 1318, 1330, 1862, 2636, 2660, 3295, 3724, 4613, 4655, 6590, 9226, 9310, 12521, 13180, 18452, 18620, 23065, 25042, 32291, 46130, 50084, 62605, 64582, 87647, 92260, 125210, 129164, 161455, 175294, 250420, 322910, 350588, 438235, 613529, 645820, 876470, 1227058, 1752940, 2454116, 3067645, 6135290, 12270580]

約数ペア:

[(1, 12270580), (2, 6135290), (4, 3067645), (5, 2454116), (7, 1752940), (10, 1227058), (14, 876470), (19, 645820), (20, 613529), (28, 438235), (35, 350588), (38, 322910), (49, 250420), (70, 175294), (76, 161455), (95, 129164), (98, 125210), (133, 92260), (140, 87647), (190, 64582), (196, 62605), (245, 50084), (266, 46130), (380, 32291), (490, 25042), (532, 23065), (659, 18620), (665, 18452), (931, 13180), (980, 12521), (1318, 9310), (1330, 9226), (1862, 6590), (2636, 4655), (2660, 4613), (3295, 3724)]