8440920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23447}}^1$

素因数の和:23464

約数の個数: 48

約数和(自身を含む): 27434160

約数和(自身を除く): 18993240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 23447, 46894, 70341, 93788, 117235, 140682, 187576, 211023, 234470, 281364, 351705, 422046, 468940, 562728, 703410, 844092, 937880, 1055115, 1406820, 1688184, 2110230, 2813640, 4220460, 8440920]

約数ペア:

[(1, 8440920), (2, 4220460), (3, 2813640), (4, 2110230), (5, 1688184), (6, 1406820), (8, 1055115), (9, 937880), (10, 844092), (12, 703410), (15, 562728), (18, 468940), (20, 422046), (24, 351705), (30, 281364), (36, 234470), (40, 211023), (45, 187576), (60, 140682), (72, 117235), (90, 93788), (120, 70341), (180, 46894), (360, 23447)]