146009840

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20507}}^1$

素因数の和:20609

約数の個数: 40

約数和(自身を含む): 343303920

約数和(自身を除く): 197294080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 20507, 41014, 82028, 102535, 164056, 205070, 328112, 410140, 820280, 1640560, 1825123, 3650246, 7300492, 9125615, 14600984, 18251230, 29201968, 36502460, 73004920, 146009840]

約数ペア:

[(1, 146009840), (2, 73004920), (4, 36502460), (5, 29201968), (8, 18251230), (10, 14600984), (16, 9125615), (20, 7300492), (40, 3650246), (80, 1825123), (89, 1640560), (178, 820280), (356, 410140), (445, 328112), (712, 205070), (890, 164056), (1424, 102535), (1780, 82028), (3560, 41014), (7120, 20507)]