20258287980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48234019}}^1$

素因数の和:48234038

約数の個数: 48

約数和(自身を含む): 64826522880

約数和(自身を除く): 44568234900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48234019, 96468038, 144702057, 192936076, 241170095, 289404114, 337638133, 482340190, 578808228, 675276266, 723510285, 964680380, 1012914399, 1350552532, 1447020570, 1688190665, 2025828798, 2894041140, 3376381330, 4051657596, 5064571995, 6752762660, 10129143990, 20258287980]

約数ペア:

[(1, 20258287980), (2, 10129143990), (3, 6752762660), (4, 5064571995), (5, 4051657596), (6, 3376381330), (7, 2894041140), (10, 2025828798), (12, 1688190665), (14, 1447020570), (15, 1350552532), (20, 1012914399), (21, 964680380), (28, 723510285), (30, 675276266), (35, 578808228), (42, 482340190), (60, 337638133), (70, 289404114), (84, 241170095), (105, 192936076), (140, 144702057), (210, 96468038), (420, 48234019)]