7379840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:919

約数の個数: 64

約数和(自身を含む): 19020960

約数和(自身を除く): 11641120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 887, 1040, 1664, 1774, 2080, 3548, 4160, 4435, 7096, 8320, 8870, 11531, 14192, 17740, 23062, 28384, 35480, 46124, 56768, 57655, 70960, 92248, 113536, 115310, 141920, 184496, 230620, 283840, 368992, 461240, 567680, 737984, 922480, 1475968, 1844960, 3689920, 7379840]

約数ペア:

[(1, 7379840), (2, 3689920), (4, 1844960), (5, 1475968), (8, 922480), (10, 737984), (13, 567680), (16, 461240), (20, 368992), (26, 283840), (32, 230620), (40, 184496), (52, 141920), (64, 115310), (65, 113536), (80, 92248), (104, 70960), (128, 57655), (130, 56768), (160, 46124), (208, 35480), (260, 28384), (320, 23062), (416, 17740), (520, 14192), (640, 11531), (832, 8870), (887, 8320), (1040, 7096), (1664, 4435), (1774, 4160), (2080, 3548)]