12812380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{173}}^1$

素因数の和:235

約数の個数: 72

約数和(自身を含む): 32330592

約数和(自身を除く): 19518212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 173, 230, 322, 346, 460, 529, 644, 692, 805, 865, 1058, 1211, 1610, 1730, 2116, 2422, 2645, 3220, 3460, 3703, 3979, 4844, 5290, 6055, 7406, 7958, 10580, 12110, 14812, 15916, 18515, 19895, 24220, 27853, 37030, 39790, 55706, 74060, 79580, 91517, 111412, 139265, 183034, 278530, 366068, 457585, 557060, 640619, 915170, 1281238, 1830340, 2562476, 3203095, 6406190, 12812380]

約数ペア:

[(1, 12812380), (2, 6406190), (4, 3203095), (5, 2562476), (7, 1830340), (10, 1281238), (14, 915170), (20, 640619), (23, 557060), (28, 457585), (35, 366068), (46, 278530), (70, 183034), (92, 139265), (115, 111412), (140, 91517), (161, 79580), (173, 74060), (230, 55706), (322, 39790), (346, 37030), (460, 27853), (529, 24220), (644, 19895), (692, 18515), (805, 15916), (865, 14812), (1058, 12110), (1211, 10580), (1610, 7958), (1730, 7406), (2116, 6055), (2422, 5290), (2645, 4844), (3220, 3979), (3460, 3703)]