2015875820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{21269}}^1$

素因数の和:21962

約数の個数: 48

約数和(自身を含む): 4845476160

約数和(自身を除く): 2829600340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2708, 3385, 4739, 6770, 9478, 13540, 18956, 21269, 23695, 42538, 47390, 85076, 94780, 106345, 148883, 212690, 297766, 425380, 595532, 744415, 1488830, 2977660, 14399113, 28798226, 57596452, 71995565, 100793791, 143991130, 201587582, 287982260, 403175164, 503968955, 1007937910, 2015875820]

約数ペア:

[(1, 2015875820), (2, 1007937910), (4, 503968955), (5, 403175164), (7, 287982260), (10, 201587582), (14, 143991130), (20, 100793791), (28, 71995565), (35, 57596452), (70, 28798226), (140, 14399113), (677, 2977660), (1354, 1488830), (2708, 744415), (3385, 595532), (4739, 425380), (6770, 297766), (9478, 212690), (13540, 148883), (18956, 106345), (21269, 94780), (23695, 85076), (42538, 47390)]