7834280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 19187280

約数和(自身を除く): 11353000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 281, 328, 340, 410, 562, 680, 697, 820, 1124, 1394, 1405, 1640, 2248, 2788, 2810, 3485, 4777, 5576, 5620, 6970, 9554, 11240, 11521, 13940, 19108, 23042, 23885, 27880, 38216, 46084, 47770, 57605, 92168, 95540, 115210, 191080, 195857, 230420, 391714, 460840, 783428, 979285, 1566856, 1958570, 3917140, 7834280]

約数ペア:

[(1, 7834280), (2, 3917140), (4, 1958570), (5, 1566856), (8, 979285), (10, 783428), (17, 460840), (20, 391714), (34, 230420), (40, 195857), (41, 191080), (68, 115210), (82, 95540), (85, 92168), (136, 57605), (164, 47770), (170, 46084), (205, 38216), (281, 27880), (328, 23885), (340, 23042), (410, 19108), (562, 13940), (680, 11521), (697, 11240), (820, 9554), (1124, 6970), (1394, 5620), (1405, 5576), (1640, 4777), (2248, 3485), (2788, 2810)]