39502820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 97474104

約数和(自身を除く): 57971284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 173, 196, 233, 245, 346, 466, 490, 692, 865, 932, 980, 1165, 1211, 1631, 1730, 2330, 2422, 3262, 3460, 4660, 4844, 6055, 6524, 8155, 8477, 11417, 12110, 16310, 16954, 22834, 24220, 32620, 33908, 40309, 42385, 45668, 57085, 80618, 84770, 114170, 161236, 169540, 201545, 228340, 282163, 403090, 564326, 806180, 1128652, 1410815, 1975141, 2821630, 3950282, 5643260, 7900564, 9875705, 19751410, 39502820]

約数ペア:

[(1, 39502820), (2, 19751410), (4, 9875705), (5, 7900564), (7, 5643260), (10, 3950282), (14, 2821630), (20, 1975141), (28, 1410815), (35, 1128652), (49, 806180), (70, 564326), (98, 403090), (140, 282163), (173, 228340), (196, 201545), (233, 169540), (245, 161236), (346, 114170), (466, 84770), (490, 80618), (692, 57085), (865, 45668), (932, 42385), (980, 40309), (1165, 33908), (1211, 32620), (1631, 24220), (1730, 22834), (2330, 16954), (2422, 16310), (3262, 12110), (3460, 11417), (4660, 8477), (4844, 8155), (6055, 6524)]