438938440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{7121}}^1$

素因数の和:7222

約数の個数: 64

約数和(自身を含む): 1046079360

約数和(自身を除く): 607140920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 67, 92, 115, 134, 184, 230, 268, 335, 460, 536, 670, 920, 1340, 1541, 2680, 3082, 6164, 7121, 7705, 12328, 14242, 15410, 28484, 30820, 35605, 56968, 61640, 71210, 142420, 163783, 284840, 327566, 477107, 655132, 818915, 954214, 1310264, 1637830, 1908428, 2385535, 3275660, 3816856, 4771070, 6551320, 9542140, 10973461, 19084280, 21946922, 43893844, 54867305, 87787688, 109734610, 219469220, 438938440]

約数ペア:

[(1, 438938440), (2, 219469220), (4, 109734610), (5, 87787688), (8, 54867305), (10, 43893844), (20, 21946922), (23, 19084280), (40, 10973461), (46, 9542140), (67, 6551320), (92, 4771070), (115, 3816856), (134, 3275660), (184, 2385535), (230, 1908428), (268, 1637830), (335, 1310264), (460, 954214), (536, 818915), (670, 655132), (920, 477107), (1340, 327566), (1541, 284840), (2680, 163783), (3082, 142420), (6164, 71210), (7121, 61640), (7705, 56968), (12328, 35605), (14242, 30820), (15410, 28484)]