118678840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{423853}}^1$

素因数の和:423871

約数の個数: 32

約数和(自身を含む): 305174880

約数和(自身を除く): 186496040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 423853, 847706, 1695412, 2119265, 2966971, 3390824, 4238530, 5933942, 8477060, 11867884, 14834855, 16954120, 23735768, 29669710, 59339420, 118678840]

約数ペア:

[(1, 118678840), (2, 59339420), (4, 29669710), (5, 23735768), (7, 16954120), (8, 14834855), (10, 11867884), (14, 8477060), (20, 5933942), (28, 4238530), (35, 3390824), (40, 2966971), (56, 2119265), (70, 1695412), (140, 847706), (280, 423853)]