23893640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 57240000

約数和(自身を除く): 33346360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 211, 298, 380, 422, 596, 745, 760, 844, 1055, 1192, 1490, 1688, 2110, 2831, 2980, 4009, 4220, 5662, 5960, 8018, 8440, 11324, 14155, 16036, 20045, 22648, 28310, 31439, 32072, 40090, 56620, 62878, 80180, 113240, 125756, 157195, 160360, 251512, 314390, 597341, 628780, 1194682, 1257560, 2389364, 2986705, 4778728, 5973410, 11946820, 23893640]

約数ペア:

[(1, 23893640), (2, 11946820), (4, 5973410), (5, 4778728), (8, 2986705), (10, 2389364), (19, 1257560), (20, 1194682), (38, 628780), (40, 597341), (76, 314390), (95, 251512), (149, 160360), (152, 157195), (190, 125756), (211, 113240), (298, 80180), (380, 62878), (422, 56620), (596, 40090), (745, 32072), (760, 31439), (844, 28310), (1055, 22648), (1192, 20045), (1490, 16036), (1688, 14155), (2110, 11324), (2831, 8440), (2980, 8018), (4009, 5960), (4220, 5662)]