127905820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{5281}}^1$

素因数の和:5470

約数の個数: 48

約数和(自身を含む): 308806848

約数和(自身を除く): 180901028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1211, 1730, 2422, 3460, 4844, 5281, 6055, 10562, 12110, 21124, 24220, 26405, 36967, 52810, 73934, 105620, 147868, 184835, 369670, 739340, 913613, 1827226, 3654452, 4568065, 6395291, 9136130, 12790582, 18272260, 25581164, 31976455, 63952910, 127905820]

約数ペア:

[(1, 127905820), (2, 63952910), (4, 31976455), (5, 25581164), (7, 18272260), (10, 12790582), (14, 9136130), (20, 6395291), (28, 4568065), (35, 3654452), (70, 1827226), (140, 913613), (173, 739340), (346, 369670), (692, 184835), (865, 147868), (1211, 105620), (1730, 73934), (2422, 52810), (3460, 36967), (4844, 26405), (5281, 24220), (6055, 21124), (10562, 12110)]