18434560

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 80

約数和(自身を含む): 46648800

約数和(自身を除く): 28214240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 379, 380, 512, 608, 640, 758, 760, 1216, 1280, 1516, 1520, 1895, 2432, 2560, 3032, 3040, 3790, 4864, 6064, 6080, 7201, 7580, 9728, 12128, 12160, 14402, 15160, 24256, 24320, 28804, 30320, 36005, 48512, 48640, 57608, 60640, 72010, 97024, 115216, 121280, 144020, 194048, 230432, 242560, 288040, 460864, 485120, 576080, 921728, 970240, 1152160, 1843456, 2304320, 3686912, 4608640, 9217280, 18434560]

約数ペア:

[(1, 18434560), (2, 9217280), (4, 4608640), (5, 3686912), (8, 2304320), (10, 1843456), (16, 1152160), (19, 970240), (20, 921728), (32, 576080), (38, 485120), (40, 460864), (64, 288040), (76, 242560), (80, 230432), (95, 194048), (128, 144020), (152, 121280), (160, 115216), (190, 97024), (256, 72010), (304, 60640), (320, 57608), (379, 48640), (380, 48512), (512, 36005), (608, 30320), (640, 28804), (758, 24320), (760, 24256), (1216, 15160), (1280, 14402), (1516, 12160), (1520, 12128), (1895, 9728), (2432, 7580), (2560, 7201), (3032, 6080), (3040, 6064), (3790, 4864)]