3899420

素因数分解:

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

素因数の和:219

約数の個数: 72

約数和(自身を含む): 9997344

約数和(自身を除く): 6097924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 173, 196, 230, 245, 322, 346, 460, 490, 644, 692, 805, 865, 980, 1127, 1211, 1610, 1730, 2254, 2422, 3220, 3460, 3979, 4508, 4844, 5635, 6055, 7958, 8477, 11270, 12110, 15916, 16954, 19895, 22540, 24220, 27853, 33908, 39790, 42385, 55706, 79580, 84770, 111412, 139265, 169540, 194971, 278530, 389942, 557060, 779884, 974855, 1949710, 3899420]

約数ペア:

[(1, 3899420), (2, 1949710), (4, 974855), (5, 779884), (7, 557060), (10, 389942), (14, 278530), (20, 194971), (23, 169540), (28, 139265), (35, 111412), (46, 84770), (49, 79580), (70, 55706), (92, 42385), (98, 39790), (115, 33908), (140, 27853), (161, 24220), (173, 22540), (196, 19895), (230, 16954), (245, 15916), (322, 12110), (346, 11270), (460, 8477), (490, 7958), (644, 6055), (692, 5635), (805, 4844), (865, 4508), (980, 3979), (1127, 3460), (1211, 3220), (1610, 2422), (1730, 2254)]