40097680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 111066552

約数和(自身を除く): 70968872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 53, 56, 70, 80, 98, 106, 112, 140, 193, 196, 212, 245, 265, 280, 371, 386, 392, 424, 490, 530, 560, 742, 772, 784, 848, 965, 980, 1060, 1351, 1484, 1544, 1855, 1930, 1960, 2120, 2597, 2702, 2968, 3088, 3710, 3860, 3920, 4240, 5194, 5404, 5936, 6755, 7420, 7720, 9457, 10229, 10388, 10808, 12985, 13510, 14840, 15440, 18914, 20458, 20776, 21616, 25970, 27020, 29680, 37828, 40916, 41552, 47285, 51145, 51940, 54040, 71603, 75656, 81832, 94570, 102290, 103880, 108080, 143206, 151312, 163664, 189140, 204580, 207760, 286412, 358015, 378280, 409160, 501221, 572824, 716030, 756560, 818320, 1002442, 1145648, 1432060, 2004884, 2506105, 2864120, 4009768, 5012210, 5728240, 8019536, 10024420, 20048840, 40097680]

約数ペア:

[(1, 40097680), (2, 20048840), (4, 10024420), (5, 8019536), (7, 5728240), (8, 5012210), (10, 4009768), (14, 2864120), (16, 2506105), (20, 2004884), (28, 1432060), (35, 1145648), (40, 1002442), (49, 818320), (53, 756560), (56, 716030), (70, 572824), (80, 501221), (98, 409160), (106, 378280), (112, 358015), (140, 286412), (193, 207760), (196, 204580), (212, 189140), (245, 163664), (265, 151312), (280, 143206), (371, 108080), (386, 103880), (392, 102290), (424, 94570), (490, 81832), (530, 75656), (560, 71603), (742, 54040), (772, 51940), (784, 51145), (848, 47285), (965, 41552), (980, 40916), (1060, 37828), (1351, 29680), (1484, 27020), (1544, 25970), (1855, 21616), (1930, 20776), (1960, 20458), (2120, 18914), (2597, 15440), (2702, 14840), (2968, 13510), (3088, 12985), (3710, 10808), (3860, 10388), (3920, 10229), (4240, 9457), (5194, 7720), (5404, 7420), (5936, 6755)]