19460462720

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1600367}}^1$

素因数の和:1600405

約数の個数: 64

約数和(自身を含む): 48971260800

約数和(自身を除く): 29510798080

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, 1520, 2432, 3040, 6080, 12160, 1600367, 3200734, 6401468, 8001835, 12802936, 16003670, 25605872, 30406973, 32007340, 51211744, 60813946, 64014680, 102423488, 121627892, 128029360, 152034865, 204846976, 243255784, 256058720, 304069730, 486511568, 512117440, 608139460, 973023136, 1024234880, 1216278920, 1946046272, 2432557840, 3892092544, 4865115680, 9730231360, 19460462720]

約数ペア:

[(1, 19460462720), (2, 9730231360), (4, 4865115680), (5, 3892092544), (8, 2432557840), (10, 1946046272), (16, 1216278920), (19, 1024234880), (20, 973023136), (32, 608139460), (38, 512117440), (40, 486511568), (64, 304069730), (76, 256058720), (80, 243255784), (95, 204846976), (128, 152034865), (152, 128029360), (160, 121627892), (190, 102423488), (304, 64014680), (320, 60813946), (380, 51211744), (608, 32007340), (640, 30406973), (760, 25605872), (1216, 16003670), (1520, 12802936), (2432, 8001835), (3040, 6401468), (6080, 3200734), (12160, 1600367)]