2938280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 7290000

約数和(自身を除く): 4351720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 149, 170, 232, 290, 298, 340, 493, 580, 596, 680, 745, 986, 1160, 1192, 1490, 1972, 2465, 2533, 2980, 3944, 4321, 4930, 5066, 5960, 8642, 9860, 10132, 12665, 17284, 19720, 20264, 21605, 25330, 34568, 43210, 50660, 73457, 86420, 101320, 146914, 172840, 293828, 367285, 587656, 734570, 1469140, 2938280]

約数ペア:

[(1, 2938280), (2, 1469140), (4, 734570), (5, 587656), (8, 367285), (10, 293828), (17, 172840), (20, 146914), (29, 101320), (34, 86420), (40, 73457), (58, 50660), (68, 43210), (85, 34568), (116, 25330), (136, 21605), (145, 20264), (149, 19720), (170, 17284), (232, 12665), (290, 10132), (298, 9860), (340, 8642), (493, 5960), (580, 5066), (596, 4930), (680, 4321), (745, 3944), (986, 2980), (1160, 2533), (1192, 2465), (1490, 1972)]