3917140

素因数分解:

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

素因数の和:348

約数の個数: 48

約数和(自身を含む): 8954064

約数和(自身を除く): 5036924

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 281, 340, 410, 562, 697, 820, 1124, 1394, 1405, 2788, 2810, 3485, 4777, 5620, 6970, 9554, 11521, 13940, 19108, 23042, 23885, 46084, 47770, 57605, 95540, 115210, 195857, 230420, 391714, 783428, 979285, 1958570, 3917140]

約数ペア:

[(1, 3917140), (2, 1958570), (4, 979285), (5, 783428), (10, 391714), (17, 230420), (20, 195857), (34, 115210), (41, 95540), (68, 57605), (82, 47770), (85, 46084), (164, 23885), (170, 23042), (205, 19108), (281, 13940), (340, 11521), (410, 9554), (562, 6970), (697, 5620), (820, 4777), (1124, 3485), (1394, 2810), (1405, 2788)]