124194640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81707}}^1$

素因数の和:81739

約数の個数: 40

約数和(自身を含む): 303953760

約数和(自身を除く): 179759120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 81707, 163414, 326828, 408535, 653656, 817070, 1307312, 1552433, 1634140, 3104866, 3268280, 6209732, 6536560, 7762165, 12419464, 15524330, 24838928, 31048660, 62097320, 124194640]

約数ペア:

[(1, 124194640), (2, 62097320), (4, 31048660), (5, 24838928), (8, 15524330), (10, 12419464), (16, 7762165), (19, 6536560), (20, 6209732), (38, 3268280), (40, 3104866), (76, 1634140), (80, 1552433), (95, 1307312), (152, 817070), (190, 653656), (304, 408535), (380, 326828), (760, 163414), (1520, 81707)]