407065540

素因数分解:

$2^2\times 5^1\times 7^6\times {\mathrm{173}}^1$

素因数の和:224

約数の個数: 84

約数和(自身を含む): 1003074156

約数和(自身を除く): 596008616

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 173, 196, 245, 343, 346, 490, 686, 692, 865, 980, 1211, 1372, 1715, 1730, 2401, 2422, 3430, 3460, 4802, 4844, 6055, 6860, 8477, 9604, 12005, 12110, 16807, 16954, 24010, 24220, 33614, 33908, 42385, 48020, 59339, 67228, 84035, 84770, 117649, 118678, 168070, 169540, 235298, 237356, 296695, 336140, 415373, 470596, 588245, 593390, 830746, 1176490, 1186780, 1661492, 2076865, 2352980, 2907611, 4153730, 5815222, 8307460, 11630444, 14538055, 20353277, 29076110, 40706554, 58152220, 81413108, 101766385, 203532770, 407065540]

約数ペア:

[(1, 407065540), (2, 203532770), (4, 101766385), (5, 81413108), (7, 58152220), (10, 40706554), (14, 29076110), (20, 20353277), (28, 14538055), (35, 11630444), (49, 8307460), (70, 5815222), (98, 4153730), (140, 2907611), (173, 2352980), (196, 2076865), (245, 1661492), (343, 1186780), (346, 1176490), (490, 830746), (686, 593390), (692, 588245), (865, 470596), (980, 415373), (1211, 336140), (1372, 296695), (1715, 237356), (1730, 235298), (2401, 169540), (2422, 168070), (3430, 118678), (3460, 117649), (4802, 84770), (4844, 84035), (6055, 67228), (6860, 59339), (8477, 48020), (9604, 42385), (12005, 33908), (12110, 33614), (16807, 24220), (16954, 24010)]