23370280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 55572480

約数和(自身を除く): 32202200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 401, 470, 620, 802, 940, 1240, 1457, 1604, 1880, 2005, 2914, 3208, 4010, 5828, 7285, 8020, 11656, 12431, 14570, 16040, 18847, 24862, 29140, 37694, 49724, 58280, 62155, 75388, 94235, 99448, 124310, 150776, 188470, 248620, 376940, 497240, 584257, 753880, 1168514, 2337028, 2921285, 4674056, 5842570, 11685140, 23370280]

約数ペア:

[(1, 23370280), (2, 11685140), (4, 5842570), (5, 4674056), (8, 2921285), (10, 2337028), (20, 1168514), (31, 753880), (40, 584257), (47, 497240), (62, 376940), (94, 248620), (124, 188470), (155, 150776), (188, 124310), (235, 99448), (248, 94235), (310, 75388), (376, 62155), (401, 58280), (470, 49724), (620, 37694), (802, 29140), (940, 24862), (1240, 18847), (1457, 16040), (1604, 14570), (1880, 12431), (2005, 11656), (2914, 8020), (3208, 7285), (4010, 5828)]