18008960

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1519

約数の個数: 64

約数和(自身を含む): 45349200

約数和(自身を除く): 27340240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1481, 1520, 2432, 2962, 3040, 5924, 6080, 7405, 11848, 12160, 14810, 23696, 28139, 29620, 47392, 56278, 59240, 94784, 112556, 118480, 140695, 189568, 225112, 236960, 281390, 450224, 473920, 562780, 900448, 947840, 1125560, 1800896, 2251120, 3601792, 4502240, 9004480, 18008960]

約数ペア:

[(1, 18008960), (2, 9004480), (4, 4502240), (5, 3601792), (8, 2251120), (10, 1800896), (16, 1125560), (19, 947840), (20, 900448), (32, 562780), (38, 473920), (40, 450224), (64, 281390), (76, 236960), (80, 225112), (95, 189568), (128, 140695), (152, 118480), (160, 112556), (190, 94784), (304, 59240), (320, 56278), (380, 47392), (608, 29620), (640, 28139), (760, 23696), (1216, 14810), (1481, 12160), (1520, 11848), (2432, 7405), (2962, 6080), (3040, 5924)]