40792960

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4935

約数の個数: 64

約数和(自身を含む): 105043680

約数和(自身を除く): 64250720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 4903, 8320, 9806, 19612, 24515, 39224, 49030, 63739, 78448, 98060, 127478, 156896, 196120, 254956, 313792, 318695, 392240, 509912, 627584, 637390, 784480, 1019824, 1274780, 1568960, 2039648, 2549560, 3137920, 4079296, 5099120, 8158592, 10198240, 20396480, 40792960]

約数ペア:

[(1, 40792960), (2, 20396480), (4, 10198240), (5, 8158592), (8, 5099120), (10, 4079296), (13, 3137920), (16, 2549560), (20, 2039648), (26, 1568960), (32, 1274780), (40, 1019824), (52, 784480), (64, 637390), (65, 627584), (80, 509912), (104, 392240), (128, 318695), (130, 313792), (160, 254956), (208, 196120), (260, 156896), (320, 127478), (416, 98060), (520, 78448), (640, 63739), (832, 49030), (1040, 39224), (1664, 24515), (2080, 19612), (4160, 9806), (4903, 8320)]