40790720

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6709}}^1$

素因数の和:6745

約数の個数: 56

約数和(自身を含む): 102260400

約数和(自身を除く): 61469680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 6709, 13418, 26836, 33545, 53672, 67090, 107344, 127471, 134180, 214688, 254942, 268360, 429376, 509884, 536720, 637355, 1019768, 1073440, 1274710, 2039536, 2146880, 2549420, 4079072, 5098840, 8158144, 10197680, 20395360, 40790720]

約数ペア:

[(1, 40790720), (2, 20395360), (4, 10197680), (5, 8158144), (8, 5098840), (10, 4079072), (16, 2549420), (19, 2146880), (20, 2039536), (32, 1274710), (38, 1073440), (40, 1019768), (64, 637355), (76, 536720), (80, 509884), (95, 429376), (152, 268360), (160, 254942), (190, 214688), (304, 134180), (320, 127471), (380, 107344), (608, 67090), (760, 53672), (1216, 33545), (1520, 26836), (3040, 13418), (6080, 6709)]