328555940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{14423}}^1$

素因数の和:14516

約数の個数: 48

約数和(自身を含む): 741508992

約数和(自身を除く): 412953052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 11390, 14423, 22780, 28846, 57692, 72115, 144230, 245191, 288460, 490382, 966341, 980764, 1225955, 1932682, 2451910, 3865364, 4831705, 4903820, 9663410, 16427797, 19326820, 32855594, 65711188, 82138985, 164277970, 328555940]

約数ペア:

[(1, 328555940), (2, 164277970), (4, 82138985), (5, 65711188), (10, 32855594), (17, 19326820), (20, 16427797), (34, 9663410), (67, 4903820), (68, 4831705), (85, 3865364), (134, 2451910), (170, 1932682), (268, 1225955), (335, 980764), (340, 966341), (670, 490382), (1139, 288460), (1340, 245191), (2278, 144230), (4556, 72115), (5695, 57692), (11390, 28846), (14423, 22780)]