12291566140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{172489}}^1$

素因数の和:173014

約数の個数: 48

約数和(自身を含む): 29557886400

約数和(自身を除く): 17266320260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 509, 1018, 2036, 2545, 3563, 5090, 7126, 10180, 14252, 17815, 35630, 71260, 172489, 344978, 689956, 862445, 1207423, 1724890, 2414846, 3449780, 4829692, 6037115, 12074230, 24148460, 87796901, 175593802, 351187604, 438984505, 614578307, 877969010, 1229156614, 1755938020, 2458313228, 3072891535, 6145783070, 12291566140]

約数ペア:

[(1, 12291566140), (2, 6145783070), (4, 3072891535), (5, 2458313228), (7, 1755938020), (10, 1229156614), (14, 877969010), (20, 614578307), (28, 438984505), (35, 351187604), (70, 175593802), (140, 87796901), (509, 24148460), (1018, 12074230), (2036, 6037115), (2545, 4829692), (3563, 3449780), (5090, 2414846), (7126, 1724890), (10180, 1207423), (14252, 862445), (17815, 689956), (35630, 344978), (71260, 172489)]