40379440

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3853}}^1$

素因数の和:3997

約数の個数: 40

約数和(自身を含む): 94623408

約数和(自身を除く): 54243968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 3853, 5240, 7706, 10480, 15412, 19265, 30824, 38530, 61648, 77060, 154120, 308240, 504743, 1009486, 2018972, 2523715, 4037944, 5047430, 8075888, 10094860, 20189720, 40379440]

約数ペア:

[(1, 40379440), (2, 20189720), (4, 10094860), (5, 8075888), (8, 5047430), (10, 4037944), (16, 2523715), (20, 2018972), (40, 1009486), (80, 504743), (131, 308240), (262, 154120), (524, 77060), (655, 61648), (1048, 38530), (1310, 30824), (2096, 19265), (2620, 15412), (3853, 10480), (5240, 7706)]