27419980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 71632512

約数和(自身を除く): 44212532

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 41, 68, 70, 82, 85, 119, 140, 164, 170, 205, 238, 281, 287, 340, 410, 476, 562, 574, 595, 697, 820, 1124, 1148, 1190, 1394, 1405, 1435, 1967, 2380, 2788, 2810, 2870, 3485, 3934, 4777, 4879, 5620, 5740, 6970, 7868, 9554, 9758, 9835, 11521, 13940, 19108, 19516, 19670, 23042, 23885, 24395, 33439, 39340, 46084, 47770, 48790, 57605, 66878, 80647, 95540, 97580, 115210, 133756, 161294, 167195, 195857, 230420, 322588, 334390, 391714, 403235, 668780, 783428, 806470, 979285, 1370999, 1612940, 1958570, 2741998, 3917140, 5483996, 6854995, 13709990, 27419980]

約数ペア:

[(1, 27419980), (2, 13709990), (4, 6854995), (5, 5483996), (7, 3917140), (10, 2741998), (14, 1958570), (17, 1612940), (20, 1370999), (28, 979285), (34, 806470), (35, 783428), (41, 668780), (68, 403235), (70, 391714), (82, 334390), (85, 322588), (119, 230420), (140, 195857), (164, 167195), (170, 161294), (205, 133756), (238, 115210), (281, 97580), (287, 95540), (340, 80647), (410, 66878), (476, 57605), (562, 48790), (574, 47770), (595, 46084), (697, 39340), (820, 33439), (1124, 24395), (1148, 23885), (1190, 23042), (1394, 19670), (1405, 19516), (1435, 19108), (1967, 13940), (2380, 11521), (2788, 9835), (2810, 9758), (2870, 9554), (3485, 7868), (3934, 6970), (4777, 5740), (4879, 5620)]