5234740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 12700800

約数和(自身を除く): 7466060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 269, 278, 538, 556, 695, 973, 1076, 1345, 1390, 1883, 1946, 2690, 2780, 3766, 3892, 4865, 5380, 7532, 9415, 9730, 18830, 19460, 37391, 37660, 74782, 149564, 186955, 261737, 373910, 523474, 747820, 1046948, 1308685, 2617370, 5234740]

約数ペア:

[(1, 5234740), (2, 2617370), (4, 1308685), (5, 1046948), (7, 747820), (10, 523474), (14, 373910), (20, 261737), (28, 186955), (35, 149564), (70, 74782), (139, 37660), (140, 37391), (269, 19460), (278, 18830), (538, 9730), (556, 9415), (695, 7532), (973, 5380), (1076, 4865), (1345, 3892), (1390, 3766), (1883, 2780), (1946, 2690)]