40736480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 102187008

約数和(自身を除く): 61450528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 80, 86, 124, 155, 160, 172, 191, 215, 248, 310, 344, 382, 430, 496, 620, 688, 764, 860, 955, 992, 1240, 1333, 1376, 1528, 1720, 1910, 2480, 2666, 3056, 3440, 3820, 4960, 5332, 5921, 6112, 6665, 6880, 7640, 8213, 10664, 11842, 13330, 15280, 16426, 21328, 23684, 26660, 29605, 30560, 32852, 41065, 42656, 47368, 53320, 59210, 65704, 82130, 94736, 106640, 118420, 131408, 164260, 189472, 213280, 236840, 254603, 262816, 328520, 473680, 509206, 657040, 947360, 1018412, 1273015, 1314080, 2036824, 2546030, 4073648, 5092060, 8147296, 10184120, 20368240, 40736480]

約数ペア:

[(1, 40736480), (2, 20368240), (4, 10184120), (5, 8147296), (8, 5092060), (10, 4073648), (16, 2546030), (20, 2036824), (31, 1314080), (32, 1273015), (40, 1018412), (43, 947360), (62, 657040), (80, 509206), (86, 473680), (124, 328520), (155, 262816), (160, 254603), (172, 236840), (191, 213280), (215, 189472), (248, 164260), (310, 131408), (344, 118420), (382, 106640), (430, 94736), (496, 82130), (620, 65704), (688, 59210), (764, 53320), (860, 47368), (955, 42656), (992, 41065), (1240, 32852), (1333, 30560), (1376, 29605), (1528, 26660), (1720, 23684), (1910, 21328), (2480, 16426), (2666, 15280), (3056, 13330), (3440, 11842), (3820, 10664), (4960, 8213), (5332, 7640), (5921, 6880), (6112, 6665)]