140057540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{3719}}^1$

素因数の和:4004

約数の個数: 48

約数和(自身を含む): 337478400

約数和(自身を除く): 197420860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 538, 1076, 1345, 1883, 2690, 3719, 3766, 5380, 7438, 7532, 9415, 14876, 18595, 18830, 26033, 37190, 37660, 52066, 74380, 104132, 130165, 260330, 520660, 1000411, 2000822, 4001644, 5002055, 7002877, 10004110, 14005754, 20008220, 28011508, 35014385, 70028770, 140057540]

約数ペア:

[(1, 140057540), (2, 70028770), (4, 35014385), (5, 28011508), (7, 20008220), (10, 14005754), (14, 10004110), (20, 7002877), (28, 5002055), (35, 4001644), (70, 2000822), (140, 1000411), (269, 520660), (538, 260330), (1076, 130165), (1345, 104132), (1883, 74380), (2690, 52066), (3719, 37660), (3766, 37190), (5380, 26033), (7438, 18830), (7532, 18595), (9415, 14876)]