77337820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{1481}}^1$

素因数の和:1870

約数の個数: 48

約数和(自身を含む): 186234048

約数和(自身を除く): 108896228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 373, 746, 1481, 1492, 1865, 2611, 2962, 3730, 5222, 5924, 7405, 7460, 10367, 10444, 13055, 14810, 20734, 26110, 29620, 41468, 51835, 52220, 103670, 207340, 552413, 1104826, 2209652, 2762065, 3866891, 5524130, 7733782, 11048260, 15467564, 19334455, 38668910, 77337820]

約数ペア:

[(1, 77337820), (2, 38668910), (4, 19334455), (5, 15467564), (7, 11048260), (10, 7733782), (14, 5524130), (20, 3866891), (28, 2762065), (35, 2209652), (70, 1104826), (140, 552413), (373, 207340), (746, 103670), (1481, 52220), (1492, 51835), (1865, 41468), (2611, 29620), (2962, 26110), (3730, 20734), (5222, 14810), (5924, 13055), (7405, 10444), (7460, 10367)]