27861640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40973}}^1$

素因数の和:41001

約数の個数: 32

約数和(自身を含む): 66377880

約数和(自身を除く): 38516240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 40973, 81946, 163892, 204865, 327784, 409730, 696541, 819460, 1393082, 1638920, 2786164, 3482705, 5572328, 6965410, 13930820, 27861640]

約数ペア:

[(1, 27861640), (2, 13930820), (4, 6965410), (5, 5572328), (8, 3482705), (10, 2786164), (17, 1638920), (20, 1393082), (34, 819460), (40, 696541), (68, 409730), (85, 327784), (136, 204865), (170, 163892), (340, 81946), (680, 40973)]