7959740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 18162144

約数和(自身を除く): 10202404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 571, 697, 820, 1142, 1394, 2284, 2788, 2855, 3485, 5710, 6970, 9707, 11420, 13940, 19414, 23411, 38828, 46822, 48535, 93644, 97070, 117055, 194140, 234110, 397987, 468220, 795974, 1591948, 1989935, 3979870, 7959740]

約数ペア:

[(1, 7959740), (2, 3979870), (4, 1989935), (5, 1591948), (10, 795974), (17, 468220), (20, 397987), (34, 234110), (41, 194140), (68, 117055), (82, 97070), (85, 93644), (164, 48535), (170, 46822), (205, 38828), (340, 23411), (410, 19414), (571, 13940), (697, 11420), (820, 9707), (1142, 6970), (1394, 5710), (2284, 3485), (2788, 2855)]